Home / 40,454,619.45-55,832,836.38-22,817,142.42

Finding the Fourth Proportional to 40,454,619.45, 55,832,836.38 and 22,817,142.42

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Solution

The fourth proportional to 40,454,619.45, 55,832,836.38 and 22,817,142.42 is: 31,490,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,454,619.45 : 55,832,836.38 = 22,817,142.42 : x
  2. Step 2: Convert to fraction form
    40,454,619.45/55,832,836.38 = 22,817,142.42/x
  3. Step 3: Cross multiply
    40,454,619.45x = 55,832,836.38 × 22,817,142.42
  4. Step 4: Simplify right side
    40,454,619.45x = 1,273,945,779,100,080
  5. Step 5: Solve for x
    x = 1,273,945,779,100,080/40,454,619.45
  6. Step 6: Final answer
    x = 31,490,736.94

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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.