Home / 12,904,546.92-17,808,744.65-7,023,897.08

Finding the Fourth Proportional to 12,904,546.92, 17,808,744.65 and 7,023,897.08

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Solution

The fourth proportional to 12,904,546.92, 17,808,744.65 and 7,023,897.08 is: 9,693,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904,546.92 : 17,808,744.65 = 7,023,897.08 : x
  2. Step 2: Convert to fraction form
    12,904,546.92/17,808,744.65 = 7,023,897.08/x
  3. Step 3: Cross multiply
    12,904,546.92x = 17,808,744.65 × 7,023,897.08
  4. Step 4: Simplify right side
    12,904,546.92x = 125,086,789,474,116.64
  5. Step 5: Solve for x
    x = 125,086,789,474,116.64/12,904,546.92
  6. Step 6: Final answer
    x = 9,693,233.73

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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.