Home / 7,610,743.21-11,418,019.94-2,219,394.25

Finding the Fourth Proportional to 7,610,743.21, 11,418,019.94 and 2,219,394.25

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Solution

The fourth proportional to 7,610,743.21, 11,418,019.94 and 2,219,394.25 is: 3,329,646.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610,743.21 : 11,418,019.94 = 2,219,394.25 : x
  2. Step 2: Convert to fraction form
    7,610,743.21/11,418,019.94 = 2,219,394.25/x
  3. Step 3: Cross multiply
    7,610,743.21x = 11,418,019.94 × 2,219,394.25
  4. Step 4: Simplify right side
    7,610,743.21x = 25,341,087,790,124.38
  5. Step 5: Solve for x
    x = 25,341,087,790,124.38/7,610,743.21
  6. Step 6: Final answer
    x = 3,329,646.93

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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.