Home / 7,612,479.60-11,415,873.69-3,061,990.68

Finding the Fourth Proportional to 7,612,479.60, 11,415,873.69 and 3,061,990.68

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Solution

The fourth proportional to 7,612,479.60, 11,415,873.69 and 3,061,990.68 is: 4,591,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612,479.60 : 11,415,873.69 = 3,061,990.68 : x
  2. Step 2: Convert to fraction form
    7,612,479.60/11,415,873.69 = 3,061,990.68/x
  3. Step 3: Cross multiply
    7,612,479.60x = 11,415,873.69 × 3,061,990.68
  4. Step 4: Simplify right side
    7,612,479.60x = 34,955,298,842,837.21
  5. Step 5: Solve for x
    x = 34,955,298,842,837.21/7,612,479.60
  6. Step 6: Final answer
    x = 4,591,841.38

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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.