Home / 40,788,137.10-61,182,205.65-18,044,892.30

Finding the Fourth Proportional to 40,788,137.10, 61,182,205.65 and 18,044,892.30

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Solution

The fourth proportional to 40,788,137.10, 61,182,205.65 and 18,044,892.30 is: 27,067,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,788,137.10 : 61,182,205.65 = 18,044,892.30 : x
  2. Step 2: Convert to fraction form
    40,788,137.10/61,182,205.65 = 18,044,892.30/x
  3. Step 3: Cross multiply
    40,788,137.10x = 61,182,205.65 × 18,044,892.30
  4. Step 4: Simplify right side
    40,788,137.10x = 1,104,026,311,630,701.50
  5. Step 5: Solve for x
    x = 1,104,026,311,630,701.50/40,788,137.10
  6. Step 6: Final answer
    x = 27,067,338.45

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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.