Home / 10,211,034.70-15,295,556.85-7,019,764.30

Finding the Fourth Proportional to 10,211,034.70, 15,295,556.85 and 7,019,764.30

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Solution

The fourth proportional to 10,211,034.70, 15,295,556.85 and 7,019,764.30 is: 10,515,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211,034.70 : 15,295,556.85 = 7,019,764.30 : x
  2. Step 2: Convert to fraction form
    10,211,034.70/15,295,556.85 = 7,019,764.30/x
  3. Step 3: Cross multiply
    10,211,034.70x = 15,295,556.85 × 7,019,764.30
  4. Step 4: Simplify right side
    10,211,034.70x = 107,371,203,924,250.45
  5. Step 5: Solve for x
    x = 107,371,203,924,250.45/10,211,034.70
  6. Step 6: Final answer
    x = 10,515,212.91

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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.