Home / 66,827,207.90-100,182,851.56-25,858,448.90

Finding the Fourth Proportional to 66,827,207.90, 100,182,851.56 and 25,858,448.90

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Solution

The fourth proportional to 66,827,207.90, 100,182,851.56 and 25,858,448.90 is: 38,765,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827,207.90 : 100,182,851.56 = 25,858,448.90 : x
  2. Step 2: Convert to fraction form
    66,827,207.90/100,182,851.56 = 25,858,448.90/x
  3. Step 3: Cross multiply
    66,827,207.90x = 100,182,851.56 × 25,858,448.90
  4. Step 4: Simplify right side
    66,827,207.90x = 2,590,573,147,720,545
  5. Step 5: Solve for x
    x = 2,590,573,147,720,545/66,827,207.90
  6. Step 6: Final answer
    x = 38,765,245.91

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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.