Home / 50,787,272.16-70,090,757.98-28,764,689.32

Finding the Fourth Proportional to 50,787,272.16, 70,090,757.98 and 28,764,689.32

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Solution

The fourth proportional to 50,787,272.16, 70,090,757.98 and 28,764,689.32 is: 39,697,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,787,272.16 : 70,090,757.98 = 28,764,689.32 : x
  2. Step 2: Convert to fraction form
    50,787,272.16/70,090,757.98 = 28,764,689.32/x
  3. Step 3: Cross multiply
    50,787,272.16x = 70,090,757.98 × 28,764,689.32
  4. Step 4: Simplify right side
    50,787,272.16x = 2,016,138,877,147,557.25
  5. Step 5: Solve for x
    x = 2,016,138,877,147,557.25/50,787,272.16
  6. Step 6: Final answer
    x = 39,697,719.36

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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.