Home / 7,618,581.40-11,427,275.94-2,227,281.88

Finding the Fourth Proportional to 7,618,581.40, 11,427,275.94 and 2,227,281.88

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Solution

The fourth proportional to 7,618,581.40, 11,427,275.94 and 2,227,281.88 is: 3,340,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,581.40 : 11,427,275.94 = 2,227,281.88 : x
  2. Step 2: Convert to fraction form
    7,618,581.40/11,427,275.94 = 2,227,281.88/x
  3. Step 3: Cross multiply
    7,618,581.40x = 11,427,275.94 × 2,227,281.88
  4. Step 4: Simplify right side
    7,618,581.40x = 25,451,764,638,921.96
  5. Step 5: Solve for x
    x = 25,451,764,638,921.96/7,618,581.40
  6. Step 6: Final answer
    x = 3,340,748.53

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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.