Home / 9,141,485.73-12,615,169.69-5,011,441.77

Finding the Fourth Proportional to 9,141,485.73, 12,615,169.69 and 5,011,441.77

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Solution

The fourth proportional to 9,141,485.73, 12,615,169.69 and 5,011,441.77 is: 6,915,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,141,485.73 : 12,615,169.69 = 5,011,441.77 : x
  2. Step 2: Convert to fraction form
    9,141,485.73/12,615,169.69 = 5,011,441.77/x
  3. Step 3: Cross multiply
    9,141,485.73x = 12,615,169.69 × 5,011,441.77
  4. Step 4: Simplify right side
    9,141,485.73x = 63,220,188,320,103.95
  5. Step 5: Solve for x
    x = 63,220,188,320,103.95/9,141,485.73
  6. Step 6: Final answer
    x = 6,915,745.45

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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.