Home / 8,084,020.60-12,108,316.20-7,186,475.80

Finding the Fourth Proportional to 8,084,020.60, 12,108,316.20 and 7,186,475.80

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Solution

The fourth proportional to 8,084,020.60, 12,108,316.20 and 7,186,475.80 is: 10,763,965.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084,020.60 : 12,108,316.20 = 7,186,475.80 : x
  2. Step 2: Convert to fraction form
    8,084,020.60/12,108,316.20 = 7,186,475.80/x
  3. Step 3: Cross multiply
    8,084,020.60x = 12,108,316.20 × 7,186,475.80
  4. Step 4: Simplify right side
    8,084,020.60x = 87,016,121,350,047.95
  5. Step 5: Solve for x
    x = 87,016,121,350,047.95/8,084,020.60
  6. Step 6: Final answer
    x = 10,763,965.81

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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.