Home / 13,567,008.60-20,350,512.90-7,827,445.80

Finding the Fourth Proportional to 13,567,008.60, 20,350,512.90 and 7,827,445.80

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Solution

The fourth proportional to 13,567,008.60, 20,350,512.90 and 7,827,445.80 is: 11,741,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567,008.60 : 20,350,512.90 = 7,827,445.80 : x
  2. Step 2: Convert to fraction form
    13,567,008.60/20,350,512.90 = 7,827,445.80/x
  3. Step 3: Cross multiply
    13,567,008.60x = 20,350,512.90 × 7,827,445.80
  4. Step 4: Simplify right side
    13,567,008.60x = 159,292,536,726,950.81
  5. Step 5: Solve for x
    x = 159,292,536,726,950.81/13,567,008.60
  6. Step 6: Final answer
    x = 11,741,168.70

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1.5x scale

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.