Home / 8,697,824.91-12,009,003.17-5,436,105.75

Finding the Fourth Proportional to 8,697,824.91, 12,009,003.17 and 5,436,105.75

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Solution

The fourth proportional to 8,697,824.91, 12,009,003.17 and 5,436,105.75 is: 7,505,578.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697,824.91 : 12,009,003.17 = 5,436,105.75 : x
  2. Step 2: Convert to fraction form
    8,697,824.91/12,009,003.17 = 5,436,105.75/x
  3. Step 3: Cross multiply
    8,697,824.91x = 12,009,003.17 × 5,436,105.75
  4. Step 4: Simplify right side
    8,697,824.91x = 65,282,211,157,024.70
  5. Step 5: Solve for x
    x = 65,282,211,157,024.70/8,697,824.91
  6. Step 6: Final answer
    x = 7,505,578.90

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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.