Home / 26,130,729-36,062,425.92-15,677,138.73

Finding the Fourth Proportional to 26,130,729, 36,062,425.92 and 15,677,138.73

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Solution

The fourth proportional to 26,130,729, 36,062,425.92 and 15,677,138.73 is: 21,635,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130,729 : 36,062,425.92 = 15,677,138.73 : x
  2. Step 2: Convert to fraction form
    26,130,729/36,062,425.92 = 15,677,138.73/x
  3. Step 3: Cross multiply
    26,130,729x = 36,062,425.92 × 15,677,138.73
  4. Step 4: Simplify right side
    26,130,729x = 565,355,654,088,187.88
  5. Step 5: Solve for x
    x = 565,355,654,088,187.88/26,130,729
  6. Step 6: Final answer
    x = 21,635,663.29

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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.