Home / 25,344,130.80-38,016,196.20-7,148,290.80

Finding the Fourth Proportional to 25,344,130.80, 38,016,196.20 and 7,148,290.80

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Solution

The fourth proportional to 25,344,130.80, 38,016,196.20 and 7,148,290.80 is: 10,722,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344,130.80 : 38,016,196.20 = 7,148,290.80 : x
  2. Step 2: Convert to fraction form
    25,344,130.80/38,016,196.20 = 7,148,290.80/x
  3. Step 3: Cross multiply
    25,344,130.80x = 38,016,196.20 × 7,148,290.80
  4. Step 4: Simplify right side
    25,344,130.80x = 271,750,825,547,454.97
  5. Step 5: Solve for x
    x = 271,750,825,547,454.97/25,344,130.80
  6. Step 6: Final answer
    x = 10,722,436.20

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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.