Home / 45,361,420.30-68,050,987.80-18,063,067.60

Finding the Fourth Proportional to 45,361,420.30, 68,050,987.80 and 18,063,067.60

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Solution

The fourth proportional to 45,361,420.30, 68,050,987.80 and 18,063,067.60 is: 27,098,128.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361,420.30 : 68,050,987.80 = 18,063,067.60 : x
  2. Step 2: Convert to fraction form
    45,361,420.30/68,050,987.80 = 18,063,067.60/x
  3. Step 3: Cross multiply
    45,361,420.30x = 68,050,987.80 × 18,063,067.60
  4. Step 4: Simplify right side
    45,361,420.30x = 1,229,209,592,878,175.25
  5. Step 5: Solve for x
    x = 1,229,209,592,878,175.25/45,361,420.30
  6. Step 6: Final answer
    x = 27,098,128.43

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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.