Home / 26,088,871.20-38,957,629.92-21,306,055.20

Finding the Fourth Proportional to 26,088,871.20, 38,957,629.92 and 21,306,055.20

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Solution

The fourth proportional to 26,088,871.20, 38,957,629.92 and 21,306,055.20 is: 31,815,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,088,871.20 : 38,957,629.92 = 21,306,055.20 : x
  2. Step 2: Convert to fraction form
    26,088,871.20/38,957,629.92 = 21,306,055.20/x
  3. Step 3: Cross multiply
    26,088,871.20x = 38,957,629.92 × 21,306,055.20
  4. Step 4: Simplify right side
    26,088,871.20x = 830,033,413,536,691.62
  5. Step 5: Solve for x
    x = 830,033,413,536,691.62/26,088,871.20
  6. Step 6: Final answer
    x = 31,815,612.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.