Home / 8,197,947.40-12,304,356.90-4,157,246.20

Finding the Fourth Proportional to 8,197,947.40, 12,304,356.90 and 4,157,246.20

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Solution

The fourth proportional to 8,197,947.40, 12,304,356.90 and 4,157,246.20 is: 6,239,640.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,947.40 : 12,304,356.90 = 4,157,246.20 : x
  2. Step 2: Convert to fraction form
    8,197,947.40/12,304,356.90 = 4,157,246.20/x
  3. Step 3: Cross multiply
    8,197,947.40x = 12,304,356.90 × 4,157,246.20
  4. Step 4: Simplify right side
    8,197,947.40x = 51,152,240,965,968.78
  5. Step 5: Solve for x
    x = 51,152,240,965,968.78/8,197,947.40
  6. Step 6: Final answer
    x = 6,239,640.06

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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.