Home / 50,787,352.20-70,090,868.56-28,764,769.31

Finding the Fourth Proportional to 50,787,352.20, 70,090,868.56 and 28,764,769.31

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Solution

The fourth proportional to 50,787,352.20, 70,090,868.56 and 28,764,769.31 is: 39,697,829.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,787,352.20 : 70,090,868.56 = 28,764,769.31 : x
  2. Step 2: Convert to fraction form
    50,787,352.20/70,090,868.56 = 28,764,769.31/x
  3. Step 3: Cross multiply
    50,787,352.20x = 70,090,868.56 × 28,764,769.31
  4. Step 4: Simplify right side
    50,787,352.20x = 2,016,147,664,865,931.75
  5. Step 5: Solve for x
    x = 2,016,147,664,865,931.75/50,787,352.20
  6. Step 6: Final answer
    x = 39,697,829.82

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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.