Home / 61,344,046.70-92,016,070.05-18,219,905.90

Finding the Fourth Proportional to 61,344,046.70, 92,016,070.05 and 18,219,905.90

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Solution

The fourth proportional to 61,344,046.70, 92,016,070.05 and 18,219,905.90 is: 27,329,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344,046.70 : 92,016,070.05 = 18,219,905.90 : x
  2. Step 2: Convert to fraction form
    61,344,046.70/92,016,070.05 = 18,219,905.90/x
  3. Step 3: Cross multiply
    61,344,046.70x = 92,016,070.05 × 18,219,905.90
  4. Step 4: Simplify right side
    61,344,046.70x = 1,676,524,137,598,808
  5. Step 5: Solve for x
    x = 1,676,524,137,598,808/61,344,046.70
  6. Step 6: Final answer
    x = 27,329,858.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.