Home / 8,562,430.98-12,818,452.20-5,715,481.86

Finding the Fourth Proportional to 8,562,430.98, 12,818,452.20 and 5,715,481.86

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Solution

The fourth proportional to 8,562,430.98, 12,818,452.20 and 5,715,481.86 is: 8,556,405.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562,430.98 : 12,818,452.20 = 5,715,481.86 : x
  2. Step 2: Convert to fraction form
    8,562,430.98/12,818,452.20 = 5,715,481.86/x
  3. Step 3: Cross multiply
    8,562,430.98x = 12,818,452.20 × 5,715,481.86
  4. Step 4: Simplify right side
    8,562,430.98x = 73,263,631,022,377.09
  5. Step 5: Solve for x
    x = 73,263,631,022,377.09/8,562,430.98
  6. Step 6: Final answer
    x = 8,556,405.44

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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.