Home / 13,319,275.50-18,380,600.24-7,207,704

Finding the Fourth Proportional to 13,319,275.50, 18,380,600.24 and 7,207,704

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Solution

The fourth proportional to 13,319,275.50, 18,380,600.24 and 7,207,704 is: 9,946,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319,275.50 : 18,380,600.24 = 7,207,704 : x
  2. Step 2: Convert to fraction form
    13,319,275.50/18,380,600.24 = 7,207,704/x
  3. Step 3: Cross multiply
    13,319,275.50x = 18,380,600.24 × 7,207,704
  4. Step 4: Simplify right side
    13,319,275.50x = 132,481,925,836,210.44
  5. Step 5: Solve for x
    x = 132,481,925,836,210.44/13,319,275.50
  6. Step 6: Final answer
    x = 9,946,631.54

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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.