Home / 7,539,629.60-11,309,444.40-3,944,007.20

Finding the Fourth Proportional to 7,539,629.60, 11,309,444.40 and 3,944,007.20

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Solution

The fourth proportional to 7,539,629.60, 11,309,444.40 and 3,944,007.20 is: 5,916,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539,629.60 : 11,309,444.40 = 3,944,007.20 : x
  2. Step 2: Convert to fraction form
    7,539,629.60/11,309,444.40 = 3,944,007.20/x
  3. Step 3: Cross multiply
    7,539,629.60x = 11,309,444.40 × 3,944,007.20
  4. Step 4: Simplify right side
    7,539,629.60x = 44,604,530,141,599.68
  5. Step 5: Solve for x
    x = 44,604,530,141,599.68/7,539,629.60
  6. Step 6: Final answer
    x = 5,916,010.80

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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.