Home / 8,257,077.40-12,385,616.10-2,863,935.40

Finding the Fourth Proportional to 8,257,077.40, 12,385,616.10 and 2,863,935.40

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Solution

The fourth proportional to 8,257,077.40, 12,385,616.10 and 2,863,935.40 is: 4,295,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257,077.40 : 12,385,616.10 = 2,863,935.40 : x
  2. Step 2: Convert to fraction form
    8,257,077.40/12,385,616.10 = 2,863,935.40/x
  3. Step 3: Cross multiply
    8,257,077.40x = 12,385,616.10 × 2,863,935.40
  4. Step 4: Simplify right side
    8,257,077.40x = 35,471,604,399,599.94
  5. Step 5: Solve for x
    x = 35,471,604,399,599.94/8,257,077.40
  6. Step 6: Final answer
    x = 4,295,903.10

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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.