Home / 11,665,840.10-17,498,760.15-10,490,108.90

Finding the Fourth Proportional to 11,665,840.10, 17,498,760.15 and 10,490,108.90

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Solution

The fourth proportional to 11,665,840.10, 17,498,760.15 and 10,490,108.90 is: 15,735,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,665,840.10 : 17,498,760.15 = 10,490,108.90 : x
  2. Step 2: Convert to fraction form
    11,665,840.10/17,498,760.15 = 10,490,108.90/x
  3. Step 3: Cross multiply
    11,665,840.10x = 17,498,760.15 × 10,490,108.90
  4. Step 4: Simplify right side
    11,665,840.10x = 183,563,899,588,480.31
  5. Step 5: Solve for x
    x = 183,563,899,588,480.31/11,665,840.10
  6. Step 6: Final answer
    x = 15,735,163.35

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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.