Home / 45,361,456.30-68,051,041.80-18,063,103.60

Finding the Fourth Proportional to 45,361,456.30, 68,051,041.80 and 18,063,103.60

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Solution

The fourth proportional to 45,361,456.30, 68,051,041.80 and 18,063,103.60 is: 27,098,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361,456.30 : 68,051,041.80 = 18,063,103.60 : x
  2. Step 2: Convert to fraction form
    45,361,456.30/68,051,041.80 = 18,063,103.60/x
  3. Step 3: Cross multiply
    45,361,456.30x = 68,051,041.80 × 18,063,103.60
  4. Step 4: Simplify right side
    45,361,456.30x = 1,229,213,018,121,330.50
  5. Step 5: Solve for x
    x = 1,229,213,018,121,330.50/45,361,456.30
  6. Step 6: Final answer
    x = 27,098,182.43

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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.