Home / 53,017,816.80-79,526,725.20-27,508,648.80

Finding the Fourth Proportional to 53,017,816.80, 79,526,725.20 and 27,508,648.80

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Solution

The fourth proportional to 53,017,816.80, 79,526,725.20 and 27,508,648.80 is: 41,262,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017,816.80 : 79,526,725.20 = 27,508,648.80 : x
  2. Step 2: Convert to fraction form
    53,017,816.80/79,526,725.20 = 27,508,648.80/x
  3. Step 3: Cross multiply
    53,017,816.80x = 79,526,725.20 × 27,508,648.80
  4. Step 4: Simplify right side
    53,017,816.80x = 2,187,672,753,740,910
  5. Step 5: Solve for x
    x = 2,187,672,753,740,910/53,017,816.80
  6. Step 6: Final answer
    x = 41,262,973.20

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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.