Home / 26,815,411.67-40,212,907.85-15,888,684.70

Finding the Fourth Proportional to 26,815,411.67, 40,212,907.85 and 15,888,684.70

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Solution

The fourth proportional to 26,815,411.67, 40,212,907.85 and 15,888,684.70 is: 23,826,977.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815,411.67 : 40,212,907.85 = 15,888,684.70 : x
  2. Step 2: Convert to fraction form
    26,815,411.67/40,212,907.85 = 15,888,684.70/x
  3. Step 3: Cross multiply
    26,815,411.67x = 40,212,907.85 × 15,888,684.70
  4. Step 4: Simplify right side
    26,815,411.67x = 638,930,213,788,792.75
  5. Step 5: Solve for x
    x = 638,930,213,788,792.75/26,815,411.67
  6. Step 6: Final answer
    x = 23,826,977.63

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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.