Home / 61,744,154.40-85,226,013.18-39,717,654.30

Finding the Fourth Proportional to 61,744,154.40, 85,226,013.18 and 39,717,654.30

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Solution

The fourth proportional to 61,744,154.40, 85,226,013.18 and 39,717,654.30 is: 54,822,636.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,744,154.40 : 85,226,013.18 = 39,717,654.30 : x
  2. Step 2: Convert to fraction form
    61,744,154.40/85,226,013.18 = 39,717,654.30/x
  3. Step 3: Cross multiply
    61,744,154.40x = 85,226,013.18 × 39,717,654.30
  4. Step 4: Simplify right side
    61,744,154.40x = 3,384,977,328,850,483.50
  5. Step 5: Solve for x
    x = 3,384,977,328,850,483.50/61,744,154.40
  6. Step 6: Final answer
    x = 54,822,636.44

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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.