Home / 17,138,158.80-23,650,657.20-9,796,148.88

Finding the Fourth Proportional to 17,138,158.80, 23,650,657.20 and 9,796,148.88

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Solution

The fourth proportional to 17,138,158.80, 23,650,657.20 and 9,796,148.88 is: 13,518,684.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138,158.80 : 23,650,657.20 = 9,796,148.88 : x
  2. Step 2: Convert to fraction form
    17,138,158.80/23,650,657.20 = 9,796,148.88/x
  3. Step 3: Cross multiply
    17,138,158.80x = 23,650,657.20 × 9,796,148.88
  4. Step 4: Simplify right side
    17,138,158.80x = 231,685,359,041,043.94
  5. Step 5: Solve for x
    x = 231,685,359,041,043.94/17,138,158.80
  6. Step 6: Final answer
    x = 13,518,684.34

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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.