Home / 8,504,807.40-12,757,211.10-8,150,513.40

Finding the Fourth Proportional to 8,504,807.40, 12,757,211.10 and 8,150,513.40

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Solution

The fourth proportional to 8,504,807.40, 12,757,211.10 and 8,150,513.40 is: 12,225,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504,807.40 : 12,757,211.10 = 8,150,513.40 : x
  2. Step 2: Convert to fraction form
    8,504,807.40/12,757,211.10 = 8,150,513.40/x
  3. Step 3: Cross multiply
    8,504,807.40x = 12,757,211.10 × 8,150,513.40
  4. Step 4: Simplify right side
    8,504,807.40x = 103,977,820,017,178.73
  5. Step 5: Solve for x
    x = 103,977,820,017,178.73/8,504,807.40
  6. Step 6: Final answer
    x = 12,225,770.10

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Double scale
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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.