Home / 26,420,912.60-39,594,044.10-19,543,818.20

Finding the Fourth Proportional to 26,420,912.60, 39,594,044.10 and 19,543,818.20

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Solution

The fourth proportional to 26,420,912.60, 39,594,044.10 and 19,543,818.20 is: 29,288,117.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420,912.60 : 39,594,044.10 = 19,543,818.20 : x
  2. Step 2: Convert to fraction form
    26,420,912.60/39,594,044.10 = 19,543,818.20/x
  3. Step 3: Cross multiply
    26,420,912.60x = 39,594,044.10 × 19,543,818.20
  4. Step 4: Simplify right side
    26,420,912.60x = 773,818,799,693,182.62
  5. Step 5: Solve for x
    x = 773,818,799,693,182.62/26,420,912.60
  6. Step 6: Final answer
    x = 29,288,117.77

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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.