Home / 67,307,066.81-92,890,891.79-39,453,179.89

Finding the Fourth Proportional to 67,307,066.81, 92,890,891.79 and 39,453,179.89

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Solution

The fourth proportional to 67,307,066.81, 92,890,891.79 and 39,453,179.89 is: 54,449,573.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,307,066.81 : 92,890,891.79 = 39,453,179.89 : x
  2. Step 2: Convert to fraction form
    67,307,066.81/92,890,891.79 = 39,453,179.89/x
  3. Step 3: Cross multiply
    67,307,066.81x = 92,890,891.79 × 39,453,179.89
  4. Step 4: Simplify right side
    67,307,066.81x = 3,664,841,063,799,800.50
  5. Step 5: Solve for x
    x = 3,664,841,063,799,800.50/67,307,066.81
  6. Step 6: Final answer
    x = 54,449,573.24

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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.