Home / 5,439,915.60-8,161,882.20-2,245,318.80

Finding the Fourth Proportional to 5,439,915.60, 8,161,882.20 and 2,245,318.80

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Solution

The fourth proportional to 5,439,915.60, 8,161,882.20 and 2,245,318.80 is: 3,368,807.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,915.60 : 8,161,882.20 = 2,245,318.80 : x
  2. Step 2: Convert to fraction form
    5,439,915.60/8,161,882.20 = 2,245,318.80/x
  3. Step 3: Cross multiply
    5,439,915.60x = 8,161,882.20 × 2,245,318.80
  4. Step 4: Simplify right side
    5,439,915.60x = 18,326,027,547,045.36
  5. Step 5: Solve for x
    x = 18,326,027,547,045.36/5,439,915.60
  6. Step 6: Final answer
    x = 3,368,807.33

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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.