Home / 50,787,274.65-70,090,761.43-28,764,691.82

Finding the Fourth Proportional to 50,787,274.65, 70,090,761.43 and 28,764,691.82

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Solution

The fourth proportional to 50,787,274.65, 70,090,761.43 and 28,764,691.82 is: 39,697,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,787,274.65 : 70,090,761.43 = 28,764,691.82 : x
  2. Step 2: Convert to fraction form
    50,787,274.65/70,090,761.43 = 28,764,691.82/x
  3. Step 3: Cross multiply
    50,787,274.65x = 70,090,761.43 × 28,764,691.82
  4. Step 4: Simplify right side
    50,787,274.65x = 2,016,139,151,963,092.75
  5. Step 5: Solve for x
    x = 2,016,139,151,963,092.75/50,787,274.65
  6. Step 6: Final answer
    x = 39,697,722.82

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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.