Home / 5,580,921.70-8,371,382.55-5,486,443.30

Finding the Fourth Proportional to 5,580,921.70, 8,371,382.55 and 5,486,443.30

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Solution

The fourth proportional to 5,580,921.70, 8,371,382.55 and 5,486,443.30 is: 8,229,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580,921.70 : 8,371,382.55 = 5,486,443.30 : x
  2. Step 2: Convert to fraction form
    5,580,921.70/8,371,382.55 = 5,486,443.30/x
  3. Step 3: Cross multiply
    5,580,921.70x = 8,371,382.55 × 5,486,443.30
  4. Step 4: Simplify right side
    5,580,921.70x = 45,929,115,703,184.41
  5. Step 5: Solve for x
    x = 45,929,115,703,184.41/5,580,921.70
  6. Step 6: Final answer
    x = 8,229,664.95

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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.