Home / 13,565,306.20-20,347,959.30-5,043,879.40

Finding the Fourth Proportional to 13,565,306.20, 20,347,959.30 and 5,043,879.40

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Solution

The fourth proportional to 13,565,306.20, 20,347,959.30 and 5,043,879.40 is: 7,565,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,306.20 : 20,347,959.30 = 5,043,879.40 : x
  2. Step 2: Convert to fraction form
    13,565,306.20/20,347,959.30 = 5,043,879.40/x
  3. Step 3: Cross multiply
    13,565,306.20x = 20,347,959.30 × 5,043,879.40
  4. Step 4: Simplify right side
    13,565,306.20x = 102,632,652,745,308.44
  5. Step 5: Solve for x
    x = 102,632,652,745,308.44/13,565,306.20
  6. Step 6: Final answer
    x = 7,565,819.10

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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.