Home / 7,661,321.17-11,463,595.16-6,140,391.17

Finding the Fourth Proportional to 7,661,321.17, 11,463,595.16 and 6,140,391.17

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Solution

The fourth proportional to 7,661,321.17, 11,463,595.16 and 6,140,391.17 is: 9,187,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,321.17 : 11,463,595.16 = 6,140,391.17 : x
  2. Step 2: Convert to fraction form
    7,661,321.17/11,463,595.16 = 6,140,391.17/x
  3. Step 3: Cross multiply
    7,661,321.17x = 11,463,595.16 × 6,140,391.17
  4. Step 4: Simplify right side
    7,661,321.17x = 70,390,958,408,898.80
  5. Step 5: Solve for x
    x = 70,390,958,408,898.80/7,661,321.17
  6. Step 6: Final answer
    x = 9,187,835.48

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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.