Home / 5,129,866.52-7,713,257.18-4,729,951.16

Finding the Fourth Proportional to 5,129,866.52, 7,713,257.18 and 4,729,951.16

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Solution

The fourth proportional to 5,129,866.52, 7,713,257.18 and 4,729,951.16 is: 7,111,945.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,866.52 : 7,713,257.18 = 4,729,951.16 : x
  2. Step 2: Convert to fraction form
    5,129,866.52/7,713,257.18 = 4,729,951.16/x
  3. Step 3: Cross multiply
    5,129,866.52x = 7,713,257.18 × 4,729,951.16
  4. Step 4: Simplify right side
    5,129,866.52x = 36,483,329,745,919.33
  5. Step 5: Solve for x
    x = 36,483,329,745,919.33/5,129,866.52
  6. Step 6: Final answer
    x = 7,111,945.23

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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.