Home / 53,414,626.38-73,712,184.39-28,968,340.38

Finding the Fourth Proportional to 53,414,626.38, 73,712,184.39 and 28,968,340.38

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Solution

The fourth proportional to 53,414,626.38, 73,712,184.39 and 28,968,340.38 is: 39,976,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,414,626.38 : 73,712,184.39 = 28,968,340.38 : x
  2. Step 2: Convert to fraction form
    53,414,626.38/73,712,184.39 = 28,968,340.38/x
  3. Step 3: Cross multiply
    53,414,626.38x = 73,712,184.39 × 28,968,340.38
  4. Step 4: Simplify right side
    53,414,626.38x = 2,135,319,647,562,842.50
  5. Step 5: Solve for x
    x = 2,135,319,647,562,842.50/53,414,626.38
  6. Step 6: Final answer
    x = 39,976,309.72

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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.