Home / 13,472,423.70-20,208,635.55-6,652,264.20

Finding the Fourth Proportional to 13,472,423.70, 20,208,635.55 and 6,652,264.20

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Solution

The fourth proportional to 13,472,423.70, 20,208,635.55 and 6,652,264.20 is: 9,978,396.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,423.70 : 20,208,635.55 = 6,652,264.20 : x
  2. Step 2: Convert to fraction form
    13,472,423.70/20,208,635.55 = 6,652,264.20/x
  3. Step 3: Cross multiply
    13,472,423.70x = 20,208,635.55 × 6,652,264.20
  4. Step 4: Simplify right side
    13,472,423.70x = 134,433,182,800,112.31
  5. Step 5: Solve for x
    x = 134,433,182,800,112.31/13,472,423.70
  6. Step 6: Final answer
    x = 9,978,396.30

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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.