Home / 21,708,034.90-32,562,052.35-13,630,131.70

Finding the Fourth Proportional to 21,708,034.90, 32,562,052.35 and 13,630,131.70

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Solution

The fourth proportional to 21,708,034.90, 32,562,052.35 and 13,630,131.70 is: 20,445,197.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708,034.90 : 32,562,052.35 = 13,630,131.70 : x
  2. Step 2: Convert to fraction form
    21,708,034.90/32,562,052.35 = 13,630,131.70/x
  3. Step 3: Cross multiply
    21,708,034.90x = 32,562,052.35 × 13,630,131.70
  4. Step 4: Simplify right side
    21,708,034.90x = 443,825,061,952,794.50
  5. Step 5: Solve for x
    x = 443,825,061,952,794.50/21,708,034.90
  6. Step 6: Final answer
    x = 20,445,197.55

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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.