Home / 6,145,371.20-9,218,056.80-5,536,510.40

Finding the Fourth Proportional to 6,145,371.20, 9,218,056.80 and 5,536,510.40

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Solution

The fourth proportional to 6,145,371.20, 9,218,056.80 and 5,536,510.40 is: 8,304,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,371.20 : 9,218,056.80 = 5,536,510.40 : x
  2. Step 2: Convert to fraction form
    6,145,371.20/9,218,056.80 = 5,536,510.40/x
  3. Step 3: Cross multiply
    6,145,371.20x = 9,218,056.80 × 5,536,510.40
  4. Step 4: Simplify right side
    6,145,371.20x = 51,035,867,340,990.73
  5. Step 5: Solve for x
    x = 51,035,867,340,990.73/6,145,371.20
  6. Step 6: Final answer
    x = 8,304,765.60

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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.