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Finding the Fourth Proportional to 10,361,508.05, 15,542,262.08 and 10,361,508.05

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Solution

The fourth proportional to 10,361,508.05, 15,542,262.08 and 10,361,508.05 is: 15,542,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,508.05 : 15,542,262.08 = 10,361,508.05 : x
  2. Step 2: Convert to fraction form
    10,361,508.05/15,542,262.08 = 10,361,508.05/x
  3. Step 3: Cross multiply
    10,361,508.05x = 15,542,262.08 × 10,361,508.05
  4. Step 4: Simplify right side
    10,361,508.05x = 161,041,273,657,129.75
  5. Step 5: Solve for x
    x = 161,041,273,657,129.75/10,361,508.05
  6. Step 6: Final answer
    x = 15,542,262.08

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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.