Home / 73,755,903.67-101,780,478.07-40,715,443.15

Finding the Fourth Proportional to 73,755,903.67, 101,780,478.07 and 40,715,443.15

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Solution

The fourth proportional to 73,755,903.67, 101,780,478.07 and 40,715,443.15 is: 56,185,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,755,903.67 : 101,780,478.07 = 40,715,443.15 : x
  2. Step 2: Convert to fraction form
    73,755,903.67/101,780,478.07 = 40,715,443.15/x
  3. Step 3: Cross multiply
    73,755,903.67x = 101,780,478.07 × 40,715,443.15
  4. Step 4: Simplify right side
    73,755,903.67x = 4,144,037,268,282,667
  5. Step 5: Solve for x
    x = 4,144,037,268,282,667/73,755,903.67
  6. Step 6: Final answer
    x = 56,185,838.18

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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.