Home / 35,642,340.52-49,177,999.88-20,172,425.11

Finding the Fourth Proportional to 35,642,340.52, 49,177,999.88 and 20,172,425.11

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Solution

The fourth proportional to 35,642,340.52, 49,177,999.88 and 20,172,425.11 is: 27,833,175.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642,340.52 : 49,177,999.88 = 20,172,425.11 : x
  2. Step 2: Convert to fraction form
    35,642,340.52/49,177,999.88 = 20,172,425.11/x
  3. Step 3: Cross multiply
    35,642,340.52x = 49,177,999.88 × 20,172,425.11
  4. Step 4: Simplify right side
    35,642,340.52x = 992,039,519,538,026.88
  5. Step 5: Solve for x
    x = 992,039,519,538,026.88/35,642,340.52
  6. Step 6: Final answer
    x = 27,833,175.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.