Home / 43,901,367.40-65,852,051.10-13,612,292.20

Finding the Fourth Proportional to 43,901,367.40, 65,852,051.10 and 13,612,292.20

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Solution

The fourth proportional to 43,901,367.40, 65,852,051.10 and 13,612,292.20 is: 20,418,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,901,367.40 : 65,852,051.10 = 13,612,292.20 : x
  2. Step 2: Convert to fraction form
    43,901,367.40/65,852,051.10 = 13,612,292.20/x
  3. Step 3: Cross multiply
    43,901,367.40x = 65,852,051.10 × 13,612,292.20
  4. Step 4: Simplify right side
    43,901,367.40x = 896,397,361,542,531.38
  5. Step 5: Solve for x
    x = 896,397,361,542,531.38/43,901,367.40
  6. Step 6: Final answer
    x = 20,418,438.30

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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.