Home / 15,974,380.80-23,961,571.20-13,140,028.80

Finding the Fourth Proportional to 15,974,380.80, 23,961,571.20 and 13,140,028.80

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Solution

The fourth proportional to 15,974,380.80, 23,961,571.20 and 13,140,028.80 is: 19,710,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974,380.80 : 23,961,571.20 = 13,140,028.80 : x
  2. Step 2: Convert to fraction form
    15,974,380.80/23,961,571.20 = 13,140,028.80/x
  3. Step 3: Cross multiply
    15,974,380.80x = 23,961,571.20 × 13,140,028.80
  4. Step 4: Simplify right side
    15,974,380.80x = 314,855,735,661,250.56
  5. Step 5: Solve for x
    x = 314,855,735,661,250.56/15,974,380.80
  6. Step 6: Final answer
    x = 19,710,043.20

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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.