Home / 12,462,110.10-18,693,165.15-8,207,082.90

Finding the Fourth Proportional to 12,462,110.10, 18,693,165.15 and 8,207,082.90

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Solution

The fourth proportional to 12,462,110.10, 18,693,165.15 and 8,207,082.90 is: 12,310,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,110.10 : 18,693,165.15 = 8,207,082.90 : x
  2. Step 2: Convert to fraction form
    12,462,110.10/18,693,165.15 = 8,207,082.90/x
  3. Step 3: Cross multiply
    12,462,110.10x = 18,693,165.15 × 8,207,082.90
  4. Step 4: Simplify right side
    12,462,110.10x = 153,416,356,049,440.94
  5. Step 5: Solve for x
    x = 153,416,356,049,440.94/12,462,110.10
  6. Step 6: Final answer
    x = 12,310,624.35

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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.