Home / 8,304,313.40-12,456,470.10-6,178,549.40

Finding the Fourth Proportional to 8,304,313.40, 12,456,470.10 and 6,178,549.40

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Solution

The fourth proportional to 8,304,313.40, 12,456,470.10 and 6,178,549.40 is: 9,267,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,313.40 : 12,456,470.10 = 6,178,549.40 : x
  2. Step 2: Convert to fraction form
    8,304,313.40/12,456,470.10 = 6,178,549.40/x
  3. Step 3: Cross multiply
    8,304,313.40x = 12,456,470.10 × 6,178,549.40
  4. Step 4: Simplify right side
    8,304,313.40x = 76,962,915,862,472.94
  5. Step 5: Solve for x
    x = 76,962,915,862,472.94/8,304,313.40
  6. Step 6: Final answer
    x = 9,267,824.10

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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.