Home / 11,554,306.80-17,317,463.40-5,157,769.20

Finding the Fourth Proportional to 11,554,306.80, 17,317,463.40 and 5,157,769.20

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Solution

The fourth proportional to 11,554,306.80, 17,317,463.40 and 5,157,769.20 is: 7,730,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,554,306.80 : 17,317,463.40 = 5,157,769.20 : x
  2. Step 2: Convert to fraction form
    11,554,306.80/17,317,463.40 = 5,157,769.20/x
  3. Step 3: Cross multiply
    11,554,306.80x = 17,317,463.40 × 5,157,769.20
  4. Step 4: Simplify right side
    11,554,306.80x = 89,319,479,346,647.28
  5. Step 5: Solve for x
    x = 89,319,479,346,647.28/11,554,306.80
  6. Step 6: Final answer
    x = 7,730,405.72

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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.