Home / 11,216,322.82-16,817,758.14-5,143,446.84

Finding the Fourth Proportional to 11,216,322.82, 16,817,758.14 and 5,143,446.84

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Solution

The fourth proportional to 11,216,322.82, 16,817,758.14 and 5,143,446.84 is: 7,712,085.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216,322.82 : 16,817,758.14 = 5,143,446.84 : x
  2. Step 2: Convert to fraction form
    11,216,322.82/16,817,758.14 = 5,143,446.84/x
  3. Step 3: Cross multiply
    11,216,322.82x = 16,817,758.14 × 5,143,446.84
  4. Step 4: Simplify right side
    11,216,322.82x = 86,501,245,043,421.80
  5. Step 5: Solve for x
    x = 86,501,245,043,421.80/11,216,322.82
  6. Step 6: Final answer
    x = 7,712,085.90

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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.