Home / 15,447,624.30-23,171,436.45-11,871,441.90

Finding the Fourth Proportional to 15,447,624.30, 23,171,436.45 and 11,871,441.90

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Solution

The fourth proportional to 15,447,624.30, 23,171,436.45 and 11,871,441.90 is: 17,807,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447,624.30 : 23,171,436.45 = 11,871,441.90 : x
  2. Step 2: Convert to fraction form
    15,447,624.30/23,171,436.45 = 11,871,441.90/x
  3. Step 3: Cross multiply
    15,447,624.30x = 23,171,436.45 × 11,871,441.90
  4. Step 4: Simplify right side
    15,447,624.30x = 275,078,361,555,717.25
  5. Step 5: Solve for x
    x = 275,078,361,555,717.25/15,447,624.30
  6. Step 6: Final answer
    x = 17,807,162.85

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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.