Home / 10,863,618.80-16,295,428.20-5,739,040.40

Finding the Fourth Proportional to 10,863,618.80, 16,295,428.20 and 5,739,040.40

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Solution

The fourth proportional to 10,863,618.80, 16,295,428.20 and 5,739,040.40 is: 8,608,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,618.80 : 16,295,428.20 = 5,739,040.40 : x
  2. Step 2: Convert to fraction form
    10,863,618.80/16,295,428.20 = 5,739,040.40/x
  3. Step 3: Cross multiply
    10,863,618.80x = 16,295,428.20 × 5,739,040.40
  4. Step 4: Simplify right side
    10,863,618.80x = 93,520,120,775,099.28
  5. Step 5: Solve for x
    x = 93,520,120,775,099.28/10,863,618.80
  6. Step 6: Final answer
    x = 8,608,560.60

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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.