Home / 40,378,530.30-60,567,795.45-16,121,201.10

Finding the Fourth Proportional to 40,378,530.30, 60,567,795.45 and 16,121,201.10

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Solution

The fourth proportional to 40,378,530.30, 60,567,795.45 and 16,121,201.10 is: 24,181,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,378,530.30 : 60,567,795.45 = 16,121,201.10 : x
  2. Step 2: Convert to fraction form
    40,378,530.30/60,567,795.45 = 16,121,201.10/x
  3. Step 3: Cross multiply
    40,378,530.30x = 60,567,795.45 × 16,121,201.10
  4. Step 4: Simplify right side
    40,378,530.30x = 976,425,610,633,115
  5. Step 5: Solve for x
    x = 976,425,610,633,115/40,378,530.30
  6. Step 6: Final answer
    x = 24,181,801.65

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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.