Home / 9,248,019.20-13,872,028.80-7,344,454.40

Finding the Fourth Proportional to 9,248,019.20, 13,872,028.80 and 7,344,454.40

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Solution

The fourth proportional to 9,248,019.20, 13,872,028.80 and 7,344,454.40 is: 11,016,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248,019.20 : 13,872,028.80 = 7,344,454.40 : x
  2. Step 2: Convert to fraction form
    9,248,019.20/13,872,028.80 = 7,344,454.40/x
  3. Step 3: Cross multiply
    9,248,019.20x = 13,872,028.80 × 7,344,454.40
  4. Step 4: Simplify right side
    9,248,019.20x = 101,882,482,957,086.73
  5. Step 5: Solve for x
    x = 101,882,482,957,086.73/9,248,019.20
  6. Step 6: Final answer
    x = 11,016,681.60

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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.