Home / 55,566,224.50-76,681,389.81-31,119,938.50

Finding the Fourth Proportional to 55,566,224.50, 76,681,389.81 and 31,119,938.50

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Solution

The fourth proportional to 55,566,224.50, 76,681,389.81 and 31,119,938.50 is: 42,945,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566,224.50 : 76,681,389.81 = 31,119,938.50 : x
  2. Step 2: Convert to fraction form
    55,566,224.50/76,681,389.81 = 31,119,938.50/x
  3. Step 3: Cross multiply
    55,566,224.50x = 76,681,389.81 × 31,119,938.50
  4. Step 4: Simplify right side
    55,566,224.50x = 2,386,320,134,981,727
  5. Step 5: Solve for x
    x = 2,386,320,134,981,727/55,566,224.50
  6. Step 6: Final answer
    x = 42,945,515.13

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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.