Home / 22,527,474.80-31,087,727.52-12,739,840.64

Finding the Fourth Proportional to 22,527,474.80, 31,087,727.52 and 12,739,840.64

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Solution

The fourth proportional to 22,527,474.80, 31,087,727.52 and 12,739,840.64 is: 17,580,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,527,474.80 : 31,087,727.52 = 12,739,840.64 : x
  2. Step 2: Convert to fraction form
    22,527,474.80/31,087,727.52 = 12,739,840.64/x
  3. Step 3: Cross multiply
    22,527,474.80x = 31,087,727.52 × 12,739,840.64
  4. Step 4: Simplify right side
    22,527,474.80x = 396,052,694,464,542.44
  5. Step 5: Solve for x
    x = 396,052,694,464,542.44/22,527,474.80
  6. Step 6: Final answer
    x = 17,580,873.93

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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.