Home / 7,452,012.70-11,172,114.15-4,086,219.70

Finding the Fourth Proportional to 7,452,012.70, 11,172,114.15 and 4,086,219.70

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Solution

The fourth proportional to 7,452,012.70, 11,172,114.15 and 4,086,219.70 is: 6,126,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,012.70 : 11,172,114.15 = 4,086,219.70 : x
  2. Step 2: Convert to fraction form
    7,452,012.70/11,172,114.15 = 4,086,219.70/x
  3. Step 3: Cross multiply
    7,452,012.70x = 11,172,114.15 × 4,086,219.70
  4. Step 4: Simplify right side
    7,452,012.70x = 45,651,712,930,378.76
  5. Step 5: Solve for x
    x = 45,651,712,930,378.76/7,452,012.70
  6. Step 6: Final answer
    x = 6,126,091.67

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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.