Home / 26,655,772.20-39,983,658.30-12,306,865.20

Finding the Fourth Proportional to 26,655,772.20, 39,983,658.30 and 12,306,865.20

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Solution

The fourth proportional to 26,655,772.20, 39,983,658.30 and 12,306,865.20 is: 18,460,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655,772.20 : 39,983,658.30 = 12,306,865.20 : x
  2. Step 2: Convert to fraction form
    26,655,772.20/39,983,658.30 = 12,306,865.20/x
  3. Step 3: Cross multiply
    26,655,772.20x = 39,983,658.30 × 12,306,865.20
  4. Step 4: Simplify right side
    26,655,772.20x = 492,073,492,900,961.06
  5. Step 5: Solve for x
    x = 492,073,492,900,961.06/26,655,772.20
  6. Step 6: Final answer
    x = 18,460,297.80

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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.