Home / 8,201,135.60-12,301,703.40-3,940,276.40

Finding the Fourth Proportional to 8,201,135.60, 12,301,703.40 and 3,940,276.40

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Solution

The fourth proportional to 8,201,135.60, 12,301,703.40 and 3,940,276.40 is: 5,910,414.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,135.60 : 12,301,703.40 = 3,940,276.40 : x
  2. Step 2: Convert to fraction form
    8,201,135.60/12,301,703.40 = 3,940,276.40/x
  3. Step 3: Cross multiply
    8,201,135.60x = 12,301,703.40 × 3,940,276.40
  4. Step 4: Simplify right side
    8,201,135.60x = 48,472,111,586,819.76
  5. Step 5: Solve for x
    x = 48,472,111,586,819.76/8,201,135.60
  6. Step 6: Final answer
    x = 5,910,414.60

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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.