Home / 51,949,168.59-71,689,936.64-28,745,273.55

Finding the Fourth Proportional to 51,949,168.59, 71,689,936.64 and 28,745,273.55

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Solution

The fourth proportional to 51,949,168.59, 71,689,936.64 and 28,745,273.55 is: 39,668,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,949,168.59 : 71,689,936.64 = 28,745,273.55 : x
  2. Step 2: Convert to fraction form
    51,949,168.59/71,689,936.64 = 28,745,273.55/x
  3. Step 3: Cross multiply
    51,949,168.59x = 71,689,936.64 × 28,745,273.55
  4. Step 4: Simplify right side
    51,949,168.59x = 2,060,746,839,355,241.75
  5. Step 5: Solve for x
    x = 2,060,746,839,355,241.75/51,949,168.59
  6. Step 6: Final answer
    x = 39,668,523.97

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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.