Home / 9,116,542.78-13,668,739.69-5,019,793.02

Finding the Fourth Proportional to 9,116,542.78, 13,668,739.69 and 5,019,793.02

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Solution

The fourth proportional to 9,116,542.78, 13,668,739.69 and 5,019,793.02 is: 7,526,344.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,542.78 : 13,668,739.69 = 5,019,793.02 : x
  2. Step 2: Convert to fraction form
    9,116,542.78/13,668,739.69 = 5,019,793.02/x
  3. Step 3: Cross multiply
    9,116,542.78x = 13,668,739.69 × 5,019,793.02
  4. Step 4: Simplify right side
    9,116,542.78x = 68,614,244,088,058.95
  5. Step 5: Solve for x
    x = 68,614,244,088,058.95/9,116,542.78
  6. Step 6: Final answer
    x = 7,526,344.77

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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.