Home / 20,833,464.30-31,250,200.05-8,696,306.70

Finding the Fourth Proportional to 20,833,464.30, 31,250,200.05 and 8,696,306.70

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Solution

The fourth proportional to 20,833,464.30, 31,250,200.05 and 8,696,306.70 is: 13,044,461.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,833,464.30 : 31,250,200.05 = 8,696,306.70 : x
  2. Step 2: Convert to fraction form
    20,833,464.30/31,250,200.05 = 8,696,306.70/x
  3. Step 3: Cross multiply
    20,833,464.30x = 31,250,200.05 × 8,696,306.70
  4. Step 4: Simplify right side
    20,833,464.30x = 271,761,324,071,155.31
  5. Step 5: Solve for x
    x = 271,761,324,071,155.31/20,833,464.30
  6. Step 6: Final answer
    x = 13,044,461.55

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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.