Home / 20,602,062.02-30,902,778.64-6,964,788.12

Finding the Fourth Proportional to 20,602,062.02, 30,902,778.64 and 6,964,788.12

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Solution

The fourth proportional to 20,602,062.02, 30,902,778.64 and 6,964,788.12 is: 10,447,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,602,062.02 : 30,902,778.64 = 6,964,788.12 : x
  2. Step 2: Convert to fraction form
    20,602,062.02/30,902,778.64 = 6,964,788.12/x
  3. Step 3: Cross multiply
    20,602,062.02x = 30,902,778.64 × 6,964,788.12
  4. Step 4: Simplify right side
    20,602,062.02x = 215,231,305,546,861.75
  5. Step 5: Solve for x
    x = 215,231,305,546,861.75/20,602,062.02
  6. Step 6: Final answer
    x = 10,447,075.90

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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.