Home / 67,026,247.02-100,531,842.39-18,510,998.13

Finding the Fourth Proportional to 67,026,247.02, 100,531,842.39 and 18,510,998.13

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Solution

The fourth proportional to 67,026,247.02, 100,531,842.39 and 18,510,998.13 is: 27,764,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,026,247.02 : 100,531,842.39 = 18,510,998.13 : x
  2. Step 2: Convert to fraction form
    67,026,247.02/100,531,842.39 = 18,510,998.13/x
  3. Step 3: Cross multiply
    67,026,247.02x = 100,531,842.39 × 18,510,998.13
  4. Step 4: Simplify right side
    67,026,247.02x = 1,860,944,746,486,744.75
  5. Step 5: Solve for x
    x = 1,860,944,746,486,744.75/67,026,247.02
  6. Step 6: Final answer
    x = 27,764,418.11

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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.