Home / 40,788,135.60-61,182,203.40-18,044,890.80

Finding the Fourth Proportional to 40,788,135.60, 61,182,203.40 and 18,044,890.80

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Solution

The fourth proportional to 40,788,135.60, 61,182,203.40 and 18,044,890.80 is: 27,067,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788,135.60 : 61,182,203.40 = 18,044,890.80 : x
  2. Step 2: Convert to fraction form
    40,788,135.60/61,182,203.40 = 18,044,890.80/x
  3. Step 3: Cross multiply
    40,788,135.60x = 61,182,203.40 × 18,044,890.80
  4. Step 4: Simplify right side
    40,788,135.60x = 1,104,026,179,256,388.75
  5. Step 5: Solve for x
    x = 1,104,026,179,256,388.75/40,788,135.60
  6. Step 6: Final answer
    x = 27,067,336.20

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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.