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Finding the Fourth Proportional to 19,508,487.03, 26,921,351.90 and 10,806,468.71

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Solution

The fourth proportional to 19,508,487.03, 26,921,351.90 and 10,806,468.71 is: 14,912,727.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,487.03 : 26,921,351.90 = 10,806,468.71 : x
  2. Step 2: Convert to fraction form
    19,508,487.03/26,921,351.90 = 10,806,468.71/x
  3. Step 3: Cross multiply
    19,508,487.03x = 26,921,351.90 × 10,806,468.71
  4. Step 4: Simplify right side
    19,508,487.03x = 290,924,746,830,658.44
  5. Step 5: Solve for x
    x = 290,924,746,830,658.44/19,508,487.03
  6. Step 6: Final answer
    x = 14,912,727.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.