Home / 9,116,541.28-13,668,737.44-5,019,791.52

Finding the Fourth Proportional to 9,116,541.28, 13,668,737.44 and 5,019,791.52

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Solution

The fourth proportional to 9,116,541.28, 13,668,737.44 and 5,019,791.52 is: 7,526,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,541.28 : 13,668,737.44 = 5,019,791.52 : x
  2. Step 2: Convert to fraction form
    9,116,541.28/13,668,737.44 = 5,019,791.52/x
  3. Step 3: Cross multiply
    9,116,541.28x = 13,668,737.44 × 5,019,791.52
  4. Step 4: Simplify right side
    9,116,541.28x = 68,614,212,290,418.50
  5. Step 5: Solve for x
    x = 68,614,212,290,418.50/9,116,541.28
  6. Step 6: Final answer
    x = 7,526,342.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.