Home / 14,658,766.32-20,229,638.10-8,856,427.08

Finding the Fourth Proportional to 14,658,766.32, 20,229,638.10 and 8,856,427.08

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Solution

The fourth proportional to 14,658,766.32, 20,229,638.10 and 8,856,427.08 is: 12,222,195.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,766.32 : 20,229,638.10 = 8,856,427.08 : x
  2. Step 2: Convert to fraction form
    14,658,766.32/20,229,638.10 = 8,856,427.08/x
  3. Step 3: Cross multiply
    14,658,766.32x = 20,229,638.10 × 8,856,427.08
  4. Step 4: Simplify right side
    14,658,766.32x = 179,162,314,687,439.75
  5. Step 5: Solve for x
    x = 179,162,314,687,439.75/14,658,766.32
  6. Step 6: Final answer
    x = 12,222,195.97

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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.