Home / 8,304,947.20-12,444,007.20-4,699,993.60

Finding the Fourth Proportional to 8,304,947.20, 12,444,007.20 and 4,699,993.60

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Solution

The fourth proportional to 8,304,947.20, 12,444,007.20 and 4,699,993.60 is: 7,042,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,947.20 : 12,444,007.20 = 4,699,993.60 : x
  2. Step 2: Convert to fraction form
    8,304,947.20/12,444,007.20 = 4,699,993.60/x
  3. Step 3: Cross multiply
    8,304,947.20x = 12,444,007.20 × 4,699,993.60
  4. Step 4: Simplify right side
    8,304,947.20x = 58,486,754,198,353.91
  5. Step 5: Solve for x
    x = 58,486,754,198,353.91/8,304,947.20
  6. Step 6: Final answer
    x = 7,042,399.28

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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.