Home / 10,726,909.10-16,090,363.66-8,601,145.10

Finding the Fourth Proportional to 10,726,909.10, 16,090,363.66 and 8,601,145.10

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Solution

The fourth proportional to 10,726,909.10, 16,090,363.66 and 8,601,145.10 is: 12,901,717.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726,909.10 : 16,090,363.66 = 8,601,145.10 : x
  2. Step 2: Convert to fraction form
    10,726,909.10/16,090,363.66 = 8,601,145.10/x
  3. Step 3: Cross multiply
    10,726,909.10x = 16,090,363.66 × 8,601,145.10
  4. Step 4: Simplify right side
    10,726,909.10x = 138,395,552,551,427.06
  5. Step 5: Solve for x
    x = 138,395,552,551,427.06/10,726,909.10
  6. Step 6: Final answer
    x = 12,901,717.66

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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.