Home / 18,760,903.29-25,889,778.77-10,387,472.83

Finding the Fourth Proportional to 18,760,903.29, 25,889,778.77 and 10,387,472.83

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Solution

The fourth proportional to 18,760,903.29, 25,889,778.77 and 10,387,472.83 is: 14,334,564.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760,903.29 : 25,889,778.77 = 10,387,472.83 : x
  2. Step 2: Convert to fraction form
    18,760,903.29/25,889,778.77 = 10,387,472.83/x
  3. Step 3: Cross multiply
    18,760,903.29x = 25,889,778.77 × 10,387,472.83
  4. Step 4: Simplify right side
    18,760,903.29x = 268,929,373,431,424.03
  5. Step 5: Solve for x
    x = 268,929,373,431,424.03/18,760,903.29
  6. Step 6: Final answer
    x = 14,334,564.24

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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.