Home / 12,969,219.55-19,454,225.69-4,449,436.51

Finding the Fourth Proportional to 12,969,219.55, 19,454,225.69 and 4,449,436.51

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Solution

The fourth proportional to 12,969,219.55, 19,454,225.69 and 4,449,436.51 is: 6,674,290.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,969,219.55 : 19,454,225.69 = 4,449,436.51 : x
  2. Step 2: Convert to fraction form
    12,969,219.55/19,454,225.69 = 4,449,436.51/x
  3. Step 3: Cross multiply
    12,969,219.55x = 19,454,225.69 × 4,449,436.51
  4. Step 4: Simplify right side
    12,969,219.55x = 86,560,342,058,865.94
  5. Step 5: Solve for x
    x = 86,560,342,058,865.94/12,969,219.55
  6. Step 6: Final answer
    x = 6,674,290.75

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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.