Home / 8,293,840.10-12,440,760.15-6,876,664.10

Finding the Fourth Proportional to 8,293,840.10, 12,440,760.15 and 6,876,664.10

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Solution

The fourth proportional to 8,293,840.10, 12,440,760.15 and 6,876,664.10 is: 10,314,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293,840.10 : 12,440,760.15 = 6,876,664.10 : x
  2. Step 2: Convert to fraction form
    8,293,840.10/12,440,760.15 = 6,876,664.10/x
  3. Step 3: Cross multiply
    8,293,840.10x = 12,440,760.15 × 6,876,664.10
  4. Step 4: Simplify right side
    8,293,840.10x = 85,550,928,700,215.61
  5. Step 5: Solve for x
    x = 85,550,928,700,215.61/8,293,840.10
  6. Step 6: Final answer
    x = 10,314,996.15

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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.