Home / 12,941,449.57-19,412,180.84-4,421,869.57

Finding the Fourth Proportional to 12,941,449.57, 19,412,180.84 and 4,421,869.57

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Solution

The fourth proportional to 12,941,449.57, 19,412,180.84 and 4,421,869.57 is: 6,632,806.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,449.57 : 19,412,180.84 = 4,421,869.57 : x
  2. Step 2: Convert to fraction form
    12,941,449.57/19,412,180.84 = 4,421,869.57/x
  3. Step 3: Cross multiply
    12,941,449.57x = 19,412,180.84 × 4,421,869.57
  4. Step 4: Simplify right side
    12,941,449.57x = 85,838,131,743,733.05
  5. Step 5: Solve for x
    x = 85,838,131,743,733.05/12,941,449.57
  6. Step 6: Final answer
    x = 6,632,806.57

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1.5x scale

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.