Home / 12,096,644.10-18,144,966.15-12,012,663.30

Finding the Fourth Proportional to 12,096,644.10, 18,144,966.15 and 12,012,663.30

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Solution

The fourth proportional to 12,096,644.10, 18,144,966.15 and 12,012,663.30 is: 18,018,994.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,644.10 : 18,144,966.15 = 12,012,663.30 : x
  2. Step 2: Convert to fraction form
    12,096,644.10/18,144,966.15 = 12,012,663.30/x
  3. Step 3: Cross multiply
    12,096,644.10x = 18,144,966.15 × 12,012,663.30
  4. Step 4: Simplify right side
    12,096,644.10x = 217,969,368,949,847.28
  5. Step 5: Solve for x
    x = 217,969,368,949,847.28/12,096,644.10
  6. Step 6: Final answer
    x = 18,018,994.95

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Double scale
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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.