Home / 7,711,612.40-11,559,124.20-2,917,449.20

Finding the Fourth Proportional to 7,711,612.40, 11,559,124.20 and 2,917,449.20

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Solution

The fourth proportional to 7,711,612.40, 11,559,124.20 and 2,917,449.20 is: 4,373,035.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,612.40 : 11,559,124.20 = 2,917,449.20 : x
  2. Step 2: Convert to fraction form
    7,711,612.40/11,559,124.20 = 2,917,449.20/x
  3. Step 3: Cross multiply
    7,711,612.40x = 11,559,124.20 × 2,917,449.20
  4. Step 4: Simplify right side
    7,711,612.40x = 33,723,157,649,990.64
  5. Step 5: Solve for x
    x = 33,723,157,649,990.64/7,711,612.40
  6. Step 6: Final answer
    x = 4,373,035.87

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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.