Home / 8,481,950.12-11,709,156.66-5,221,559.58

Finding the Fourth Proportional to 8,481,950.12, 11,709,156.66 and 5,221,559.58

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Solution

The fourth proportional to 8,481,950.12, 11,709,156.66 and 5,221,559.58 is: 7,208,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481,950.12 : 11,709,156.66 = 5,221,559.58 : x
  2. Step 2: Convert to fraction form
    8,481,950.12/11,709,156.66 = 5,221,559.58/x
  3. Step 3: Cross multiply
    8,481,950.12x = 11,709,156.66 × 5,221,559.58
  4. Step 4: Simplify right side
    8,481,950.12x = 61,140,059,131,743.80
  5. Step 5: Solve for x
    x = 61,140,059,131,743.80/8,481,950.12
  6. Step 6: Final answer
    x = 7,208,254.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.