Home / 39,229,066.13-54,136,607.04-21,589,998.93

Finding the Fourth Proportional to 39,229,066.13, 54,136,607.04 and 21,589,998.93

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Solution

The fourth proportional to 39,229,066.13, 54,136,607.04 and 21,589,998.93 is: 29,794,471.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,229,066.13 : 54,136,607.04 = 21,589,998.93 : x
  2. Step 2: Convert to fraction form
    39,229,066.13/54,136,607.04 = 21,589,998.93/x
  3. Step 3: Cross multiply
    39,229,066.13x = 54,136,607.04 × 21,589,998.93
  4. Step 4: Simplify right side
    39,229,066.13x = 1,168,809,288,067,430.50
  5. Step 5: Solve for x
    x = 1,168,809,288,067,430.50/39,229,066.13
  6. Step 6: Final answer
    x = 29,794,471.38

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.