Home / 52,259,801.20-78,384,636.45-15,868,511.42

Finding the Fourth Proportional to 52,259,801.20, 78,384,636.45 and 15,868,511.42

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Solution

The fourth proportional to 52,259,801.20, 78,384,636.45 and 15,868,511.42 is: 23,801,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259,801.20 : 78,384,636.45 = 15,868,511.42 : x
  2. Step 2: Convert to fraction form
    52,259,801.20/78,384,636.45 = 15,868,511.42/x
  3. Step 3: Cross multiply
    52,259,801.20x = 78,384,636.45 × 15,868,511.42
  4. Step 4: Simplify right side
    52,259,801.20x = 1,243,847,498,267,450
  5. Step 5: Solve for x
    x = 1,243,847,498,267,450/52,259,801.20
  6. Step 6: Final answer
    x = 23,801,229.05

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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.