Home / 22,739,257.44-31,380,585.84-12,426,415.20

Finding the Fourth Proportional to 22,739,257.44, 31,380,585.84 and 12,426,415.20

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Solution

The fourth proportional to 22,739,257.44, 31,380,585.84 and 12,426,415.20 is: 17,148,677.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,739,257.44 : 31,380,585.84 = 12,426,415.20 : x
  2. Step 2: Convert to fraction form
    22,739,257.44/31,380,585.84 = 12,426,415.20/x
  3. Step 3: Cross multiply
    22,739,257.44x = 31,380,585.84 × 12,426,415.20
  4. Step 4: Simplify right side
    22,739,257.44x = 389,948,188,867,080.75
  5. Step 5: Solve for x
    x = 389,948,188,867,080.75/22,739,257.44
  6. Step 6: Final answer
    x = 17,148,677.34

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1.5x scale

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.