Home / 16,391,455.90-22,620,237.82-9,049,300.86

Finding the Fourth Proportional to 16,391,455.90, 22,620,237.82 and 9,049,300.86

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Solution

The fourth proportional to 16,391,455.90, 22,620,237.82 and 9,049,300.86 is: 12,488,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391,455.90 : 22,620,237.82 = 9,049,300.86 : x
  2. Step 2: Convert to fraction form
    16,391,455.90/22,620,237.82 = 9,049,300.86/x
  3. Step 3: Cross multiply
    16,391,455.90x = 22,620,237.82 × 9,049,300.86
  4. Step 4: Simplify right side
    16,391,455.90x = 204,697,337,557,930.50
  5. Step 5: Solve for x
    x = 204,697,337,557,930.50/16,391,455.90
  6. Step 6: Final answer
    x = 12,488,051.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.