Home / 8,620,000.56-12,930,065.52-3,826,401.12

Finding the Fourth Proportional to 8,620,000.56, 12,930,065.52 and 3,826,401.12

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Solution

The fourth proportional to 8,620,000.56, 12,930,065.52 and 3,826,401.12 is: 5,739,630.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,000.56 : 12,930,065.52 = 3,826,401.12 : x
  2. Step 2: Convert to fraction form
    8,620,000.56/12,930,065.52 = 3,826,401.12/x
  3. Step 3: Cross multiply
    8,620,000.56x = 12,930,065.52 × 3,826,401.12
  4. Step 4: Simplify right side
    8,620,000.56x = 49,475,617,187,401.38
  5. Step 5: Solve for x
    x = 49,475,617,187,401.38/8,620,000.56
  6. Step 6: Final answer
    x = 5,739,630.39

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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.