Home / 9,145,723.20-13,718,584.80-5,744,500.80

Finding the Fourth Proportional to 9,145,723.20, 13,718,584.80 and 5,744,500.80

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Solution

The fourth proportional to 9,145,723.20, 13,718,584.80 and 5,744,500.80 is: 8,616,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,723.20 : 13,718,584.80 = 5,744,500.80 : x
  2. Step 2: Convert to fraction form
    9,145,723.20/13,718,584.80 = 5,744,500.80/x
  3. Step 3: Cross multiply
    9,145,723.20x = 13,718,584.80 × 5,744,500.80
  4. Step 4: Simplify right side
    9,145,723.20x = 78,806,421,358,467.84
  5. Step 5: Solve for x
    x = 78,806,421,358,467.84/9,145,723.20
  6. Step 6: Final answer
    x = 8,616,751.20

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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.