Home / 12,446,795.20-17,177,711-7,553,262.28

Finding the Fourth Proportional to 12,446,795.20, 17,177,711 and 7,553,262.28

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Solution

The fourth proportional to 12,446,795.20, 17,177,711 and 7,553,262.28 is: 10,424,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,795.20 : 17,177,711 = 7,553,262.28 : x
  2. Step 2: Convert to fraction form
    12,446,795.20/17,177,711 = 7,553,262.28/x
  3. Step 3: Cross multiply
    12,446,795.20x = 17,177,711 × 7,553,262.28
  4. Step 4: Simplify right side
    12,446,795.20x = 129,747,756,553,041.08
  5. Step 5: Solve for x
    x = 129,747,756,553,041.08/12,446,795.20
  6. Step 6: Final answer
    x = 10,424,189.88

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Why These Related Problems?

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