Home / 8,271,569.55-12,407,354.33-6,145,805.55

Finding the Fourth Proportional to 8,271,569.55, 12,407,354.33 and 6,145,805.55

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Solution

The fourth proportional to 8,271,569.55, 12,407,354.33 and 6,145,805.55 is: 9,218,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,569.55 : 12,407,354.33 = 6,145,805.55 : x
  2. Step 2: Convert to fraction form
    8,271,569.55/12,407,354.33 = 6,145,805.55/x
  3. Step 3: Cross multiply
    8,271,569.55x = 12,407,354.33 × 6,145,805.55
  4. Step 4: Simplify right side
    8,271,569.55x = 76,253,187,071,401.50
  5. Step 5: Solve for x
    x = 76,253,187,071,401.50/8,271,569.55
  6. Step 6: Final answer
    x = 9,218,708.33

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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.