Home / 37,287,143.13-51,457,861.64-20,767,274.97

Finding the Fourth Proportional to 37,287,143.13, 51,457,861.64 and 20,767,274.97

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Solution

The fourth proportional to 37,287,143.13, 51,457,861.64 and 20,767,274.97 is: 28,659,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287,143.13 : 51,457,861.64 = 20,767,274.97 : x
  2. Step 2: Convert to fraction form
    37,287,143.13/51,457,861.64 = 20,767,274.97/x
  3. Step 3: Cross multiply
    37,287,143.13x = 51,457,861.64 × 20,767,274.97
  4. Step 4: Simplify right side
    37,287,143.13x = 1,068,639,561,942,258.62
  5. Step 5: Solve for x
    x = 1,068,639,561,942,258.62/37,287,143.13
  6. Step 6: Final answer
    x = 28,659,732.88

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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.