Home / 13,734,686.43-20,601,820.06-4,643,170.49

Finding the Fourth Proportional to 13,734,686.43, 20,601,820.06 and 4,643,170.49

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Solution

The fourth proportional to 13,734,686.43, 20,601,820.06 and 4,643,170.49 is: 6,964,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734,686.43 : 20,601,820.06 = 4,643,170.49 : x
  2. Step 2: Convert to fraction form
    13,734,686.43/20,601,820.06 = 4,643,170.49/x
  3. Step 3: Cross multiply
    13,734,686.43x = 20,601,820.06 × 4,643,170.49
  4. Step 4: Simplify right side
    13,734,686.43x = 95,657,762,982,778.66
  5. Step 5: Solve for x
    x = 95,657,762,982,778.66/13,734,686.43
  6. Step 6: Final answer
    x = 6,964,684.89

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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.