Home / 40,940,936.84-61,432,659.12-16,697,649.80

Finding the Fourth Proportional to 40,940,936.84, 61,432,659.12 and 16,697,649.80

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Solution

The fourth proportional to 40,940,936.84, 61,432,659.12 and 16,697,649.80 is: 25,055,143.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,940,936.84 : 61,432,659.12 = 16,697,649.80 : x
  2. Step 2: Convert to fraction form
    40,940,936.84/61,432,659.12 = 16,697,649.80/x
  3. Step 3: Cross multiply
    40,940,936.84x = 61,432,659.12 × 16,697,649.80
  4. Step 4: Simplify right side
    40,940,936.84x = 1,025,781,028,268,536.12
  5. Step 5: Solve for x
    x = 1,025,781,028,268,536.12/40,940,936.84
  6. Step 6: Final answer
    x = 25,055,143.03

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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.