Home / 37,287,146.38-51,457,866.12-20,767,278.22

Finding the Fourth Proportional to 37,287,146.38, 51,457,866.12 and 20,767,278.22

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Solution

The fourth proportional to 37,287,146.38, 51,457,866.12 and 20,767,278.22 is: 28,659,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287,146.38 : 51,457,866.12 = 20,767,278.22 : x
  2. Step 2: Convert to fraction form
    37,287,146.38/51,457,866.12 = 20,767,278.22/x
  3. Step 3: Cross multiply
    37,287,146.38x = 51,457,866.12 × 20,767,278.22
  4. Step 4: Simplify right side
    37,287,146.38x = 1,068,639,822,321,551.75
  5. Step 5: Solve for x
    x = 1,068,639,822,321,551.75/37,287,146.38
  6. Step 6: Final answer
    x = 28,659,737.36

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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.