Home / 5,147,520.03-7,721,334.72-1,553,318.57

Finding the Fourth Proportional to 5,147,520.03, 7,721,334.72 and 1,553,318.57

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Solution

The fourth proportional to 5,147,520.03, 7,721,334.72 and 1,553,318.57 is: 2,329,994.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,520.03 : 7,721,334.72 = 1,553,318.57 : x
  2. Step 2: Convert to fraction form
    5,147,520.03/7,721,334.72 = 1,553,318.57/x
  3. Step 3: Cross multiply
    5,147,520.03x = 7,721,334.72 × 1,553,318.57
  4. Step 4: Simplify right side
    5,147,520.03x = 11,993,692,625,065.09
  5. Step 5: Solve for x
    x = 11,993,692,625,065.09/5,147,520.03
  6. Step 6: Final answer
    x = 2,329,994.36

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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.