Home / 56,218,220.37-77,577,925.10-31,098,831.03

Finding the Fourth Proportional to 56,218,220.37, 77,577,925.10 and 31,098,831.03

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Solution

The fourth proportional to 56,218,220.37, 77,577,925.10 and 31,098,831.03 is: 42,914,606.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218,220.37 : 77,577,925.10 = 31,098,831.03 : x
  2. Step 2: Convert to fraction form
    56,218,220.37/77,577,925.10 = 31,098,831.03/x
  3. Step 3: Cross multiply
    56,218,220.37x = 77,577,925.10 × 31,098,831.03
  4. Step 4: Simplify right side
    56,218,220.37x = 2,412,582,784,187,402
  5. Step 5: Solve for x
    x = 2,412,582,784,187,402/56,218,220.37
  6. Step 6: Final answer
    x = 42,914,606.12

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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.