Home / 10,365,738.15-15,548,607.23-10,206,305.85

Finding the Fourth Proportional to 10,365,738.15, 15,548,607.23 and 10,206,305.85

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Solution

The fourth proportional to 10,365,738.15, 15,548,607.23 and 10,206,305.85 is: 15,309,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,738.15 : 15,548,607.23 = 10,206,305.85 : x
  2. Step 2: Convert to fraction form
    10,365,738.15/15,548,607.23 = 10,206,305.85/x
  3. Step 3: Cross multiply
    10,365,738.15x = 15,548,607.23 × 10,206,305.85
  4. Step 4: Simplify right side
    10,365,738.15x = 158,693,840,879,869.75
  5. Step 5: Solve for x
    x = 158,693,840,879,869.75/10,365,738.15
  6. Step 6: Final answer
    x = 15,309,458.78

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Double scale
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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.