Home / 37,442,158.64-51,669,187.78-20,922,418.96

Finding the Fourth Proportional to 37,442,158.64, 51,669,187.78 and 20,922,418.96

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Solution

The fourth proportional to 37,442,158.64, 51,669,187.78 and 20,922,418.96 is: 28,872,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,442,158.64 : 51,669,187.78 = 20,922,418.96 : x
  2. Step 2: Convert to fraction form
    37,442,158.64/51,669,187.78 = 20,922,418.96/x
  3. Step 3: Cross multiply
    37,442,158.64x = 51,669,187.78 × 20,922,418.96
  4. Step 4: Simplify right side
    37,442,158.64x = 1,081,044,394,056,072.38
  5. Step 5: Solve for x
    x = 1,081,044,394,056,072.38/37,442,158.64
  6. Step 6: Final answer
    x = 28,872,384.32

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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.