Home / 28,863,228.72-39,816,154.48-17,846,456.76

Finding the Fourth Proportional to 28,863,228.72, 39,816,154.48 and 17,846,456.76

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Solution

The fourth proportional to 28,863,228.72, 39,816,154.48 and 17,846,456.76 is: 24,618,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,863,228.72 : 39,816,154.48 = 17,846,456.76 : x
  2. Step 2: Convert to fraction form
    28,863,228.72/39,816,154.48 = 17,846,456.76/x
  3. Step 3: Cross multiply
    28,863,228.72x = 39,816,154.48 × 17,846,456.76
  4. Step 4: Simplify right side
    28,863,228.72x = 710,577,279,276,800.25
  5. Step 5: Solve for x
    x = 710,577,279,276,800.25/28,863,228.72
  6. Step 6: Final answer
    x = 24,618,773.12

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.