Home / 9,125,068.72-12,591,733.45-5,453,254.28

Finding the Fourth Proportional to 9,125,068.72, 12,591,733.45 and 5,453,254.28

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Solution

The fourth proportional to 9,125,068.72, 12,591,733.45 and 5,453,254.28 is: 7,524,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125,068.72 : 12,591,733.45 = 5,453,254.28 : x
  2. Step 2: Convert to fraction form
    9,125,068.72/12,591,733.45 = 5,453,254.28/x
  3. Step 3: Cross multiply
    9,125,068.72x = 12,591,733.45 × 5,453,254.28
  4. Step 4: Simplify right side
    9,125,068.72x = 68,665,924,238,606.73
  5. Step 5: Solve for x
    x = 68,665,924,238,606.73/9,125,068.72
  6. Step 6: Final answer
    x = 7,524,976.12

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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.