Home / 36,153,923.56-49,899,656.11-21,477,742.94

Finding the Fourth Proportional to 36,153,923.56, 49,899,656.11 and 21,477,742.94

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Solution

The fourth proportional to 36,153,923.56, 49,899,656.11 and 21,477,742.94 is: 29,643,587.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,153,923.56 : 49,899,656.11 = 21,477,742.94 : x
  2. Step 2: Convert to fraction form
    36,153,923.56/49,899,656.11 = 21,477,742.94/x
  3. Step 3: Cross multiply
    36,153,923.56x = 49,899,656.11 × 21,477,742.94
  4. Step 4: Simplify right side
    36,153,923.56x = 1,071,731,986,796,035.12
  5. Step 5: Solve for x
    x = 1,071,731,986,796,035.12/36,153,923.56
  6. Step 6: Final answer
    x = 29,643,587.23

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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.