Home / 8,145,092.20-12,209,603.10-4,552,580.20

Finding the Fourth Proportional to 8,145,092.20, 12,209,603.10 and 4,552,580.20

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Solution

The fourth proportional to 8,145,092.20, 12,209,603.10 and 4,552,580.20 is: 6,824,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,092.20 : 12,209,603.10 = 4,552,580.20 : x
  2. Step 2: Convert to fraction form
    8,145,092.20/12,209,603.10 = 4,552,580.20/x
  3. Step 3: Cross multiply
    8,145,092.20x = 12,209,603.10 × 4,552,580.20
  4. Step 4: Simplify right side
    8,145,092.20x = 55,585,197,322,918.62
  5. Step 5: Solve for x
    x = 55,585,197,322,918.62/8,145,092.20
  6. Step 6: Final answer
    x = 6,824,379.14

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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.