Home / 7,294,135.28-10,931,422.74-5,676,856.88

Finding the Fourth Proportional to 7,294,135.28, 10,931,422.74 and 5,676,856.88

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Solution

The fourth proportional to 7,294,135.28, 10,931,422.74 and 5,676,856.88 is: 8,507,673.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,294,135.28 : 10,931,422.74 = 5,676,856.88 : x
  2. Step 2: Convert to fraction form
    7,294,135.28/10,931,422.74 = 5,676,856.88/x
  3. Step 3: Cross multiply
    7,294,135.28x = 10,931,422.74 × 5,676,856.88
  4. Step 4: Simplify right side
    7,294,135.28x = 62,056,122,389,757.45
  5. Step 5: Solve for x
    x = 62,056,122,389,757.45/7,294,135.28
  6. Step 6: Final answer
    x = 8,507,673.63

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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.