Home / 7,726,449.60-11,591,229.60-6,472,958.40

Finding the Fourth Proportional to 7,726,449.60, 11,591,229.60 and 6,472,958.40

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Solution

The fourth proportional to 7,726,449.60, 11,591,229.60 and 6,472,958.40 is: 9,710,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,449.60 : 11,591,229.60 = 6,472,958.40 : x
  2. Step 2: Convert to fraction form
    7,726,449.60/11,591,229.60 = 6,472,958.40/x
  3. Step 3: Cross multiply
    7,726,449.60x = 11,591,229.60 × 6,472,958.40
  4. Step 4: Simplify right side
    7,726,449.60x = 75,029,547,005,648.64
  5. Step 5: Solve for x
    x = 75,029,547,005,648.64/7,726,449.60
  6. Step 6: Final answer
    x = 9,710,740.49

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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.