Home / 11,145,868.93-16,702,667.44-7,684,055.09

Finding the Fourth Proportional to 11,145,868.93, 16,702,667.44 and 7,684,055.09

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Solution

The fourth proportional to 11,145,868.93, 16,702,667.44 and 7,684,055.09 is: 11,514,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,145,868.93 : 16,702,667.44 = 7,684,055.09 : x
  2. Step 2: Convert to fraction form
    11,145,868.93/16,702,667.44 = 7,684,055.09/x
  3. Step 3: Cross multiply
    11,145,868.93x = 16,702,667.44 × 7,684,055.09
  4. Step 4: Simplify right side
    11,145,868.93x = 128,344,216,718,820.80
  5. Step 5: Solve for x
    x = 128,344,216,718,820.80/11,145,868.93
  6. Step 6: Final answer
    x = 11,514,958.37

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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.