Home / 42,801,781.13-64,189,185.18-14,041,214.81

Finding the Fourth Proportional to 42,801,781.13, 64,189,185.18 and 14,041,214.81

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Solution

The fourth proportional to 42,801,781.13, 64,189,185.18 and 14,041,214.81 is: 21,057,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,801,781.13 : 64,189,185.18 = 14,041,214.81 : x
  2. Step 2: Convert to fraction form
    42,801,781.13/64,189,185.18 = 14,041,214.81/x
  3. Step 3: Cross multiply
    42,801,781.13x = 64,189,185.18 × 14,041,214.81
  4. Step 4: Simplify right side
    42,801,781.13x = 901,294,137,270,302.62
  5. Step 5: Solve for x
    x = 901,294,137,270,302.62/42,801,781.13
  6. Step 6: Final answer
    x = 21,057,397.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.