Home / 17,108,305.76-25,646,384.40-5,740,782.56

Finding the Fourth Proportional to 17,108,305.76, 25,646,384.40 and 5,740,782.56

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Solution

The fourth proportional to 17,108,305.76, 25,646,384.40 and 5,740,782.56 is: 8,605,780.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,108,305.76 : 25,646,384.40 = 5,740,782.56 : x
  2. Step 2: Convert to fraction form
    17,108,305.76/25,646,384.40 = 5,740,782.56/x
  3. Step 3: Cross multiply
    17,108,305.76x = 25,646,384.40 × 5,740,782.56
  4. Step 4: Simplify right side
    17,108,305.76x = 147,230,316,290,576.03
  5. Step 5: Solve for x
    x = 147,230,316,290,576.03/17,108,305.76
  6. Step 6: Final answer
    x = 8,605,780.04

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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.