Home / 13,375,530.04-20,029,235.55-8,812,745.76

Finding the Fourth Proportional to 13,375,530.04, 20,029,235.55 and 8,812,745.76

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Solution

The fourth proportional to 13,375,530.04, 20,029,235.55 and 8,812,745.76 is: 13,196,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,530.04 : 20,029,235.55 = 8,812,745.76 : x
  2. Step 2: Convert to fraction form
    13,375,530.04/20,029,235.55 = 8,812,745.76/x
  3. Step 3: Cross multiply
    13,375,530.04x = 20,029,235.55 × 8,812,745.76
  4. Step 4: Simplify right side
    13,375,530.04x = 176,512,560,579,549.91
  5. Step 5: Solve for x
    x = 176,512,560,579,549.91/13,375,530.04
  6. Step 6: Final answer
    x = 13,196,677.81

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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.