Home / 7,382,819.20-11,074,228.80-4,347,068.80

Finding the Fourth Proportional to 7,382,819.20, 11,074,228.80 and 4,347,068.80

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Solution

The fourth proportional to 7,382,819.20, 11,074,228.80 and 4,347,068.80 is: 6,520,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,819.20 : 11,074,228.80 = 4,347,068.80 : x
  2. Step 2: Convert to fraction form
    7,382,819.20/11,074,228.80 = 4,347,068.80/x
  3. Step 3: Cross multiply
    7,382,819.20x = 11,074,228.80 × 4,347,068.80
  4. Step 4: Simplify right side
    7,382,819.20x = 48,140,434,500,541.44
  5. Step 5: Solve for x
    x = 48,140,434,500,541.44/7,382,819.20
  6. Step 6: Final answer
    x = 6,520,603.20

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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.