Home / 8,694,384.66-11,998,017.18-5,211,690.84

Finding the Fourth Proportional to 8,694,384.66, 11,998,017.18 and 5,211,690.84

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Solution

The fourth proportional to 8,694,384.66, 11,998,017.18 and 5,211,690.84 is: 7,191,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,384.66 : 11,998,017.18 = 5,211,690.84 : x
  2. Step 2: Convert to fraction form
    8,694,384.66/11,998,017.18 = 5,211,690.84/x
  3. Step 3: Cross multiply
    8,694,384.66x = 11,998,017.18 × 5,211,690.84
  4. Step 4: Simplify right side
    8,694,384.66x = 62,529,956,235,168.62
  5. Step 5: Solve for x
    x = 62,529,956,235,168.62/8,694,384.66
  6. Step 6: Final answer
    x = 7,191,993.30

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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.