Home / 25,129,971.22-37,690,469.60-6,686,022.20

Finding the Fourth Proportional to 25,129,971.22, 37,690,469.60 and 6,686,022.20

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Solution

The fourth proportional to 25,129,971.22, 37,690,469.60 and 6,686,022.20 is: 10,027,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129,971.22 : 37,690,469.60 = 6,686,022.20 : x
  2. Step 2: Convert to fraction form
    25,129,971.22/37,690,469.60 = 6,686,022.20/x
  3. Step 3: Cross multiply
    25,129,971.22x = 37,690,469.60 × 6,686,022.20
  4. Step 4: Simplify right side
    25,129,971.22x = 251,999,316,474,025.12
  5. Step 5: Solve for x
    x = 251,999,316,474,025.12/25,129,971.22
  6. Step 6: Final answer
    x = 10,027,839.44

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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.