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Finding the Fourth Proportional to 10,496,495.80, 15,744,743.70 and 10,496,495.80

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Solution

The fourth proportional to 10,496,495.80, 15,744,743.70 and 10,496,495.80 is: 15,744,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,496,495.80 : 15,744,743.70 = 10,496,495.80 : x
  2. Step 2: Convert to fraction form
    10,496,495.80/15,744,743.70 = 10,496,495.80/x
  3. Step 3: Cross multiply
    10,496,495.80x = 15,744,743.70 × 10,496,495.80
  4. Step 4: Simplify right side
    10,496,495.80x = 165,264,636,119,126.47
  5. Step 5: Solve for x
    x = 165,264,636,119,126.47/10,496,495.80
  6. Step 6: Final answer
    x = 15,744,743.70

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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.