Home / 15,976,446.60-23,964,669.90-13,425,529.80

Finding the Fourth Proportional to 15,976,446.60, 23,964,669.90 and 13,425,529.80

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Solution

The fourth proportional to 15,976,446.60, 23,964,669.90 and 13,425,529.80 is: 20,138,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,976,446.60 : 23,964,669.90 = 13,425,529.80 : x
  2. Step 2: Convert to fraction form
    15,976,446.60/23,964,669.90 = 13,425,529.80/x
  3. Step 3: Cross multiply
    15,976,446.60x = 23,964,669.90 × 13,425,529.80
  4. Step 4: Simplify right side
    15,976,446.60x = 321,738,389,889,613
  5. Step 5: Solve for x
    x = 321,738,389,889,613/15,976,446.60
  6. Step 6: Final answer
    x = 20,138,294.70

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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.