Home / 20,714,031.60-31,073,380.20-6,336,985.20

Finding the Fourth Proportional to 20,714,031.60, 31,073,380.20 and 6,336,985.20

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Solution

The fourth proportional to 20,714,031.60, 31,073,380.20 and 6,336,985.20 is: 9,506,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,714,031.60 : 31,073,380.20 = 6,336,985.20 : x
  2. Step 2: Convert to fraction form
    20,714,031.60/31,073,380.20 = 6,336,985.20/x
  3. Step 3: Cross multiply
    20,714,031.60x = 31,073,380.20 × 6,336,985.20
  4. Step 4: Simplify right side
    20,714,031.60x = 196,911,550,441,373.03
  5. Step 5: Solve for x
    x = 196,911,550,441,373.03/20,714,031.60
  6. Step 6: Final answer
    x = 9,506,191.47

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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.