Home / 31,169,324.40-43,013,726.03-17,418,288.53

Finding the Fourth Proportional to 31,169,324.40, 43,013,726.03 and 17,418,288.53

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Solution

The fourth proportional to 31,169,324.40, 43,013,726.03 and 17,418,288.53 is: 24,037,270.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,169,324.40 : 43,013,726.03 = 17,418,288.53 : x
  2. Step 2: Convert to fraction form
    31,169,324.40/43,013,726.03 = 17,418,288.53/x
  3. Step 3: Cross multiply
    31,169,324.40x = 43,013,726.03 × 17,418,288.53
  4. Step 4: Simplify right side
    31,169,324.40x = 749,225,490,438,751.25
  5. Step 5: Solve for x
    x = 749,225,490,438,751.25/31,169,324.40
  6. Step 6: Final answer
    x = 24,037,270.77

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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.