Home / 12,669,726.24-17,484,359.78-7,442,954.80

Finding the Fourth Proportional to 12,669,726.24, 17,484,359.78 and 7,442,954.80

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Solution

The fourth proportional to 12,669,726.24, 17,484,359.78 and 7,442,954.80 is: 10,271,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669,726.24 : 17,484,359.78 = 7,442,954.80 : x
  2. Step 2: Convert to fraction form
    12,669,726.24/17,484,359.78 = 7,442,954.80/x
  3. Step 3: Cross multiply
    12,669,726.24x = 17,484,359.78 × 7,442,954.80
  4. Step 4: Simplify right side
    12,669,726.24x = 130,135,299,524,374.42
  5. Step 5: Solve for x
    x = 130,135,299,524,374.42/12,669,726.24
  6. Step 6: Final answer
    x = 10,271,358.44

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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.