Home / 5,472,916.40-8,209,374.60-3,457,377.20

Finding the Fourth Proportional to 5,472,916.40, 8,209,374.60 and 3,457,377.20

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Solution

The fourth proportional to 5,472,916.40, 8,209,374.60 and 3,457,377.20 is: 5,186,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,916.40 : 8,209,374.60 = 3,457,377.20 : x
  2. Step 2: Convert to fraction form
    5,472,916.40/8,209,374.60 = 3,457,377.20/x
  3. Step 3: Cross multiply
    5,472,916.40x = 8,209,374.60 × 3,457,377.20
  4. Step 4: Simplify right side
    5,472,916.40x = 28,382,904,568,299.12
  5. Step 5: Solve for x
    x = 28,382,904,568,299.12/5,472,916.40
  6. Step 6: Final answer
    x = 5,186,065.80

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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.