Home / 52,219,047.40-78,328,556.52-16,317,255.40

Finding the Fourth Proportional to 52,219,047.40, 78,328,556.52 and 16,317,255.40

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Solution

The fourth proportional to 52,219,047.40, 78,328,556.52 and 16,317,255.40 is: 24,475,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,219,047.40 : 78,328,556.52 = 16,317,255.40 : x
  2. Step 2: Convert to fraction form
    52,219,047.40/78,328,556.52 = 16,317,255.40/x
  3. Step 3: Cross multiply
    52,219,047.40x = 78,328,556.52 × 16,317,255.40
  4. Step 4: Simplify right side
    52,219,047.40x = 1,278,107,061,850,175.25
  5. Step 5: Solve for x
    x = 1,278,107,061,850,175.25/52,219,047.40
  6. Step 6: Final answer
    x = 24,475,878.54

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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.