Home / 8,311,338.10-12,467,007.15-8,124,714.10

Finding the Fourth Proportional to 8,311,338.10, 12,467,007.15 and 8,124,714.10

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Solution

The fourth proportional to 8,311,338.10, 12,467,007.15 and 8,124,714.10 is: 12,187,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,338.10 : 12,467,007.15 = 8,124,714.10 : x
  2. Step 2: Convert to fraction form
    8,311,338.10/12,467,007.15 = 8,124,714.10/x
  3. Step 3: Cross multiply
    8,311,338.10x = 12,467,007.15 × 8,124,714.10
  4. Step 4: Simplify right side
    8,311,338.10x = 101,290,868,776,405.81
  5. Step 5: Solve for x
    x = 101,290,868,776,405.81/8,311,338.10
  6. Step 6: Final answer
    x = 12,187,071.15

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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.