Home / 67,939,470.30-93,764,213.91-40,437,486.30

Finding the Fourth Proportional to 67,939,470.30, 93,764,213.91 and 40,437,486.30

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Solution

The fourth proportional to 67,939,470.30, 93,764,213.91 and 40,437,486.30 is: 55,808,340.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,939,470.30 : 93,764,213.91 = 40,437,486.30 : x
  2. Step 2: Convert to fraction form
    67,939,470.30/93,764,213.91 = 40,437,486.30/x
  3. Step 3: Cross multiply
    67,939,470.30x = 93,764,213.91 × 40,437,486.30
  4. Step 4: Simplify right side
    67,939,470.30x = 3,791,589,115,415,894
  5. Step 5: Solve for x
    x = 3,791,589,115,415,894/67,939,470.30
  6. Step 6: Final answer
    x = 55,808,340.85

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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.