Home / 38,022,605.23-52,471,209.17-20,618,945.85

Finding the Fourth Proportional to 38,022,605.23, 52,471,209.17 and 20,618,945.85

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Solution

The fourth proportional to 38,022,605.23, 52,471,209.17 and 20,618,945.85 is: 28,454,152.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,022,605.23 : 52,471,209.17 = 20,618,945.85 : x
  2. Step 2: Convert to fraction form
    38,022,605.23/52,471,209.17 = 20,618,945.85/x
  3. Step 3: Cross multiply
    38,022,605.23x = 52,471,209.17 × 20,618,945.85
  4. Step 4: Simplify right side
    38,022,605.23x = 1,081,901,020,560,253.50
  5. Step 5: Solve for x
    x = 1,081,901,020,560,253.50/38,022,605.23
  6. Step 6: Final answer
    x = 28,454,152.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.