Home / 11,339,742.30-17,009,613.45-7,082,309.40

Finding the Fourth Proportional to 11,339,742.30, 17,009,613.45 and 7,082,309.40

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Solution

The fourth proportional to 11,339,742.30, 17,009,613.45 and 7,082,309.40 is: 10,623,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339,742.30 : 17,009,613.45 = 7,082,309.40 : x
  2. Step 2: Convert to fraction form
    11,339,742.30/17,009,613.45 = 7,082,309.40/x
  3. Step 3: Cross multiply
    11,339,742.30x = 17,009,613.45 × 7,082,309.40
  4. Step 4: Simplify right side
    11,339,742.30x = 120,467,345,227,301.44
  5. Step 5: Solve for x
    x = 120,467,345,227,301.44/11,339,742.30
  6. Step 6: Final answer
    x = 10,623,464.10

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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.