Home / 7,382,320.20-11,073,480.30-6,638,302.80

Finding the Fourth Proportional to 7,382,320.20, 11,073,480.30 and 6,638,302.80

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Solution

The fourth proportional to 7,382,320.20, 11,073,480.30 and 6,638,302.80 is: 9,957,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,320.20 : 11,073,480.30 = 6,638,302.80 : x
  2. Step 2: Convert to fraction form
    7,382,320.20/11,073,480.30 = 6,638,302.80/x
  3. Step 3: Cross multiply
    7,382,320.20x = 11,073,480.30 × 6,638,302.80
  4. Step 4: Simplify right side
    7,382,320.20x = 73,509,115,281,234.84
  5. Step 5: Solve for x
    x = 73,509,115,281,234.84/7,382,320.20
  6. Step 6: Final answer
    x = 9,957,454.20

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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.