Home / 8,979,653.04-12,391,900.20-4,905,301.20

Finding the Fourth Proportional to 8,979,653.04, 12,391,900.20 and 4,905,301.20

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Solution

The fourth proportional to 8,979,653.04, 12,391,900.20 and 4,905,301.20 is: 6,769,304.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,653.04 : 12,391,900.20 = 4,905,301.20 : x
  2. Step 2: Convert to fraction form
    8,979,653.04/12,391,900.20 = 4,905,301.20/x
  3. Step 3: Cross multiply
    8,979,653.04x = 12,391,900.20 × 4,905,301.20
  4. Step 4: Simplify right side
    8,979,653.04x = 60,786,002,921,340.24
  5. Step 5: Solve for x
    x = 60,786,002,921,340.24/8,979,653.04
  6. Step 6: Final answer
    x = 6,769,304.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.