Home / 12,062,714.60-18,091,998.30-4,485,780.20

Finding the Fourth Proportional to 12,062,714.60, 18,091,998.30 and 4,485,780.20

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Solution

The fourth proportional to 12,062,714.60, 18,091,998.30 and 4,485,780.20 is: 6,727,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,714.60 : 18,091,998.30 = 4,485,780.20 : x
  2. Step 2: Convert to fraction form
    12,062,714.60/18,091,998.30 = 4,485,780.20/x
  3. Step 3: Cross multiply
    12,062,714.60x = 18,091,998.30 × 4,485,780.20
  4. Step 4: Simplify right side
    12,062,714.60x = 81,156,727,752,573.67
  5. Step 5: Solve for x
    x = 81,156,727,752,573.67/12,062,714.60
  6. Step 6: Final answer
    x = 6,727,899.19

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1.5x scale

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.