Home / 67,660,713.14-93,371,848.41-36,720,890.61

Finding the Fourth Proportional to 67,660,713.14, 93,371,848.41 and 36,720,890.61

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Solution

The fourth proportional to 67,660,713.14, 93,371,848.41 and 36,720,890.61 is: 50,674,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,660,713.14 : 93,371,848.41 = 36,720,890.61 : x
  2. Step 2: Convert to fraction form
    67,660,713.14/93,371,848.41 = 36,720,890.61/x
  3. Step 3: Cross multiply
    67,660,713.14x = 93,371,848.41 × 36,720,890.61
  4. Step 4: Simplify right side
    67,660,713.14x = 3,428,697,431,517,112
  5. Step 5: Solve for x
    x = 3,428,697,431,517,112/67,660,713.14
  6. Step 6: Final answer
    x = 50,674,863.93

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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.