Home / 21,708,052.90-32,562,079.35-13,630,149.70

Finding the Fourth Proportional to 21,708,052.90, 32,562,079.35 and 13,630,149.70

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Solution

The fourth proportional to 21,708,052.90, 32,562,079.35 and 13,630,149.70 is: 20,445,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,052.90 : 32,562,079.35 = 13,630,149.70 : x
  2. Step 2: Convert to fraction form
    21,708,052.90/32,562,079.35 = 13,630,149.70/x
  3. Step 3: Cross multiply
    21,708,052.90x = 32,562,079.35 × 13,630,149.70
  4. Step 4: Simplify right side
    21,708,052.90x = 443,826,016,083,778.69
  5. Step 5: Solve for x
    x = 443,826,016,083,778.69/21,708,052.90
  6. Step 6: Final answer
    x = 20,445,224.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.