Home / 22,852,229.40-31,535,021.34-12,538,695.96

Finding the Fourth Proportional to 22,852,229.40, 31,535,021.34 and 12,538,695.96

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Solution

The fourth proportional to 22,852,229.40, 31,535,021.34 and 12,538,695.96 is: 17,302,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,852,229.40 : 31,535,021.34 = 12,538,695.96 : x
  2. Step 2: Convert to fraction form
    22,852,229.40/31,535,021.34 = 12,538,695.96/x
  3. Step 3: Cross multiply
    22,852,229.40x = 31,535,021.34 × 12,538,695.96
  4. Step 4: Simplify right side
    22,852,229.40x = 395,408,044,674,371.81
  5. Step 5: Solve for x
    x = 395,408,044,674,371.81/22,852,229.40
  6. Step 6: Final answer
    x = 17,302,821.43

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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.