Home / 7,345,382.40-11,018,073.60-4,471,372.80

Finding the Fourth Proportional to 7,345,382.40, 11,018,073.60 and 4,471,372.80

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Solution

The fourth proportional to 7,345,382.40, 11,018,073.60 and 4,471,372.80 is: 6,707,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,382.40 : 11,018,073.60 = 4,471,372.80 : x
  2. Step 2: Convert to fraction form
    7,345,382.40/11,018,073.60 = 4,471,372.80/x
  3. Step 3: Cross multiply
    7,345,382.40x = 11,018,073.60 × 4,471,372.80
  4. Step 4: Simplify right side
    7,345,382.40x = 49,265,914,603,438.08
  5. Step 5: Solve for x
    x = 49,265,914,603,438.08/7,345,382.40
  6. Step 6: Final answer
    x = 6,707,059.20

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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.