Home / 17,295,869.20-23,875,029.48-15,481,883.92

Finding the Fourth Proportional to 17,295,869.20, 23,875,029.48 and 15,481,883.92

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Solution

The fourth proportional to 17,295,869.20, 23,875,029.48 and 15,481,883.92 is: 21,371,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,295,869.20 : 23,875,029.48 = 15,481,883.92 : x
  2. Step 2: Convert to fraction form
    17,295,869.20/23,875,029.48 = 15,481,883.92/x
  3. Step 3: Cross multiply
    17,295,869.20x = 23,875,029.48 × 15,481,883.92
  4. Step 4: Simplify right side
    17,295,869.20x = 369,630,434,995,937.94
  5. Step 5: Solve for x
    x = 369,630,434,995,937.94/17,295,869.20
  6. Step 6: Final answer
    x = 21,371,023.96

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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.