Home / 30,777,456.60-46,178,901.90-13,496,715.72

Finding the Fourth Proportional to 30,777,456.60, 46,178,901.90 and 13,496,715.72

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Solution

The fourth proportional to 30,777,456.60, 46,178,901.90 and 13,496,715.72 is: 20,250,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,777,456.60 : 46,178,901.90 = 13,496,715.72 : x
  2. Step 2: Convert to fraction form
    30,777,456.60/46,178,901.90 = 13,496,715.72/x
  3. Step 3: Cross multiply
    30,777,456.60x = 46,178,901.90 × 13,496,715.72
  4. Step 4: Simplify right side
    30,777,456.60x = 623,263,511,206,067.88
  5. Step 5: Solve for x
    x = 623,263,511,206,067.88/30,777,456.60
  6. Step 6: Final answer
    x = 20,250,650.32

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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.