Home / 10,510,223.89-15,757,766.07-6,458,338.93

Finding the Fourth Proportional to 10,510,223.89, 15,757,766.07 and 6,458,338.93

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Solution

The fourth proportional to 10,510,223.89, 15,757,766.07 and 6,458,338.93 is: 9,682,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510,223.89 : 15,757,766.07 = 6,458,338.93 : x
  2. Step 2: Convert to fraction form
    10,510,223.89/15,757,766.07 = 6,458,338.93/x
  3. Step 3: Cross multiply
    10,510,223.89x = 15,757,766.07 × 6,458,338.93
  4. Step 4: Simplify right side
    10,510,223.89x = 101,768,994,059,714.11
  5. Step 5: Solve for x
    x = 101,768,994,059,714.11/10,510,223.89
  6. Step 6: Final answer
    x = 9,682,856.91

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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.