Home / 10,369,864.10-15,554,796.15-7,794,452.90

Finding the Fourth Proportional to 10,369,864.10, 15,554,796.15 and 7,794,452.90

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Solution

The fourth proportional to 10,369,864.10, 15,554,796.15 and 7,794,452.90 is: 11,691,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,864.10 : 15,554,796.15 = 7,794,452.90 : x
  2. Step 2: Convert to fraction form
    10,369,864.10/15,554,796.15 = 7,794,452.90/x
  3. Step 3: Cross multiply
    10,369,864.10x = 15,554,796.15 × 7,794,452.90
  4. Step 4: Simplify right side
    10,369,864.10x = 121,241,125,960,276.34
  5. Step 5: Solve for x
    x = 121,241,125,960,276.34/10,369,864.10
  6. Step 6: Final answer
    x = 11,691,679.35

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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.