Home / 11,127,778.20-16,691,667.30-10,348,331.40

Finding the Fourth Proportional to 11,127,778.20, 16,691,667.30 and 10,348,331.40

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Solution

The fourth proportional to 11,127,778.20, 16,691,667.30 and 10,348,331.40 is: 15,522,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127,778.20 : 16,691,667.30 = 10,348,331.40 : x
  2. Step 2: Convert to fraction form
    11,127,778.20/16,691,667.30 = 10,348,331.40/x
  3. Step 3: Cross multiply
    11,127,778.20x = 16,691,667.30 × 10,348,331.40
  4. Step 4: Simplify right side
    11,127,778.20x = 172,730,904,838,943.22
  5. Step 5: Solve for x
    x = 172,730,904,838,943.22/11,127,778.20
  6. Step 6: Final answer
    x = 15,522,497.10

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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.