Home / 12,962,080.10-19,443,120.15-4,442,500.10

Finding the Fourth Proportional to 12,962,080.10, 19,443,120.15 and 4,442,500.10

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Solution

The fourth proportional to 12,962,080.10, 19,443,120.15 and 4,442,500.10 is: 6,663,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962,080.10 : 19,443,120.15 = 4,442,500.10 : x
  2. Step 2: Convert to fraction form
    12,962,080.10/19,443,120.15 = 4,442,500.10/x
  3. Step 3: Cross multiply
    12,962,080.10x = 19,443,120.15 × 4,442,500.10
  4. Step 4: Simplify right side
    12,962,080.10x = 86,376,063,210,687
  5. Step 5: Solve for x
    x = 86,376,063,210,687/12,962,080.10
  6. Step 6: Final answer
    x = 6,663,750.15

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Double scale
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Similar ratio
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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.