Home / 39,948,965.60-59,822,072.40-21,977,765.60

Finding the Fourth Proportional to 39,948,965.60, 59,822,072.40 and 21,977,765.60

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Solution

The fourth proportional to 39,948,965.60, 59,822,072.40 and 21,977,765.60 is: 32,910,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,948,965.60 : 59,822,072.40 = 21,977,765.60 : x
  2. Step 2: Convert to fraction form
    39,948,965.60/59,822,072.40 = 21,977,765.60/x
  3. Step 3: Cross multiply
    39,948,965.60x = 59,822,072.40 × 21,977,765.60
  4. Step 4: Simplify right side
    39,948,965.60x = 1,314,755,484,913,429.50
  5. Step 5: Solve for x
    x = 1,314,755,484,913,429.50/39,948,965.60
  6. Step 6: Final answer
    x = 32,910,876.79

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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.