Home / 9,108,398.57-13,630,908.22-5,648,520.83

Finding the Fourth Proportional to 9,108,398.57, 13,630,908.22 and 5,648,520.83

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Solution

The fourth proportional to 9,108,398.57, 13,630,908.22 and 5,648,520.83 is: 8,453,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,398.57 : 13,630,908.22 = 5,648,520.83 : x
  2. Step 2: Convert to fraction form
    9,108,398.57/13,630,908.22 = 5,648,520.83/x
  3. Step 3: Cross multiply
    9,108,398.57x = 13,630,908.22 × 5,648,520.83
  4. Step 4: Simplify right side
    9,108,398.57x = 76,994,468,930,212.38
  5. Step 5: Solve for x
    x = 76,994,468,930,212.38/9,108,398.57
  6. Step 6: Final answer
    x = 8,453,129.10

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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.