Home / 40,788,136.60-61,182,204.90-18,044,891.80

Finding the Fourth Proportional to 40,788,136.60, 61,182,204.90 and 18,044,891.80

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Solution

The fourth proportional to 40,788,136.60, 61,182,204.90 and 18,044,891.80 is: 27,067,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788,136.60 : 61,182,204.90 = 18,044,891.80 : x
  2. Step 2: Convert to fraction form
    40,788,136.60/61,182,204.90 = 18,044,891.80/x
  3. Step 3: Cross multiply
    40,788,136.60x = 61,182,204.90 × 18,044,891.80
  4. Step 4: Simplify right side
    40,788,136.60x = 1,104,026,267,505,929.88
  5. Step 5: Solve for x
    x = 1,104,026,267,505,929.88/40,788,136.60
  6. Step 6: Final answer
    x = 27,067,337.70

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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.