Home / 66,730,763.69-92,098,121.82-37,363,988.76

Finding the Fourth Proportional to 66,730,763.69, 92,098,121.82 and 37,363,988.76

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Solution

The fourth proportional to 66,730,763.69, 92,098,121.82 and 37,363,988.76 is: 51,567,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,730,763.69 : 92,098,121.82 = 37,363,988.76 : x
  2. Step 2: Convert to fraction form
    66,730,763.69/92,098,121.82 = 37,363,988.76/x
  3. Step 3: Cross multiply
    66,730,763.69x = 92,098,121.82 × 37,363,988.76
  4. Step 4: Simplify right side
    66,730,763.69x = 3,441,153,188,847,400
  5. Step 5: Solve for x
    x = 3,441,153,188,847,400/66,730,763.69
  6. Step 6: Final answer
    x = 51,567,717.78

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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.