Home / 25,344,129.80-38,016,194.70-7,148,289.80

Finding the Fourth Proportional to 25,344,129.80, 38,016,194.70 and 7,148,289.80

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Solution

The fourth proportional to 25,344,129.80, 38,016,194.70 and 7,148,289.80 is: 10,722,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344,129.80 : 38,016,194.70 = 7,148,289.80 : x
  2. Step 2: Convert to fraction form
    25,344,129.80/38,016,194.70 = 7,148,289.80/x
  3. Step 3: Cross multiply
    25,344,129.80x = 38,016,194.70 × 7,148,289.80
  4. Step 4: Simplify right side
    25,344,129.80x = 271,750,776,808,824.06
  5. Step 5: Solve for x
    x = 271,750,776,808,824.06/25,344,129.80
  6. Step 6: Final answer
    x = 10,722,434.70

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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.