Home / 10,443,645.90-15,665,468.85-9,546,101.10

Finding the Fourth Proportional to 10,443,645.90, 15,665,468.85 and 9,546,101.10

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Solution

The fourth proportional to 10,443,645.90, 15,665,468.85 and 9,546,101.10 is: 14,319,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443,645.90 : 15,665,468.85 = 9,546,101.10 : x
  2. Step 2: Convert to fraction form
    10,443,645.90/15,665,468.85 = 9,546,101.10/x
  3. Step 3: Cross multiply
    10,443,645.90x = 15,665,468.85 × 9,546,101.10
  4. Step 4: Simplify right side
    10,443,645.90x = 149,544,149,421,000.72
  5. Step 5: Solve for x
    x = 149,544,149,421,000.72/10,443,645.90
  6. Step 6: Final answer
    x = 14,319,151.65

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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.