Home / 12,227,839.18-18,341,746.85-3,129,922.22

Finding the Fourth Proportional to 12,227,839.18, 18,341,746.85 and 3,129,922.22

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Solution

The fourth proportional to 12,227,839.18, 18,341,746.85 and 3,129,922.22 is: 4,694,880.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227,839.18 : 18,341,746.85 = 3,129,922.22 : x
  2. Step 2: Convert to fraction form
    12,227,839.18/18,341,746.85 = 3,129,922.22/x
  3. Step 3: Cross multiply
    12,227,839.18x = 18,341,746.85 × 3,129,922.22
  4. Step 4: Simplify right side
    12,227,839.18x = 57,408,240,935,546.07
  5. Step 5: Solve for x
    x = 57,408,240,935,546.07/12,227,839.18
  6. Step 6: Final answer
    x = 4,694,880.27

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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.