Home / 7,141,278.11-10,708,540.83-2,766,466.53

Finding the Fourth Proportional to 7,141,278.11, 10,708,540.83 and 2,766,466.53

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Solution

The fourth proportional to 7,141,278.11, 10,708,540.83 and 2,766,466.53 is: 4,148,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,278.11 : 10,708,540.83 = 2,766,466.53 : x
  2. Step 2: Convert to fraction form
    7,141,278.11/10,708,540.83 = 2,766,466.53/x
  3. Step 3: Cross multiply
    7,141,278.11x = 10,708,540.83 × 2,766,466.53
  4. Step 4: Simplify right side
    7,141,278.11x = 29,624,819,791,333.42
  5. Step 5: Solve for x
    x = 29,624,819,791,333.42/7,141,278.11
  6. Step 6: Final answer
    x = 4,148,391.84

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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.