Home / 13,730,170.60-20,589,035.10-5,207,674.60

Finding the Fourth Proportional to 13,730,170.60, 20,589,035.10 and 5,207,674.60

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Solution

The fourth proportional to 13,730,170.60, 20,589,035.10 and 5,207,674.60 is: 7,809,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,730,170.60 : 20,589,035.10 = 5,207,674.60 : x
  2. Step 2: Convert to fraction form
    13,730,170.60/20,589,035.10 = 5,207,674.60/x
  3. Step 3: Cross multiply
    13,730,170.60x = 20,589,035.10 × 5,207,674.60
  4. Step 4: Simplify right side
    13,730,170.60x = 107,220,995,128,778.45
  5. Step 5: Solve for x
    x = 107,220,995,128,778.45/13,730,170.60
  6. Step 6: Final answer
    x = 7,809,152.43

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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.