Home / 12,548,703.20-17,314,910.34-8,424,721.04

Finding the Fourth Proportional to 12,548,703.20, 17,314,910.34 and 8,424,721.04

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Solution

The fourth proportional to 12,548,703.20, 17,314,910.34 and 8,424,721.04 is: 11,624,570.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548,703.20 : 17,314,910.34 = 8,424,721.04 : x
  2. Step 2: Convert to fraction form
    12,548,703.20/17,314,910.34 = 8,424,721.04/x
  3. Step 3: Cross multiply
    12,548,703.20x = 17,314,910.34 × 8,424,721.04
  4. Step 4: Simplify right side
    12,548,703.20x = 145,873,289,447,111.53
  5. Step 5: Solve for x
    x = 145,873,289,447,111.53/12,548,703.20
  6. Step 6: Final answer
    x = 11,624,570.85

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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.