Home / 11,652,012.78-16,081,671.68-7,010,489.22

Finding the Fourth Proportional to 11,652,012.78, 16,081,671.68 and 7,010,489.22

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Solution

The fourth proportional to 11,652,012.78, 16,081,671.68 and 7,010,489.22 is: 9,675,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652,012.78 : 16,081,671.68 = 7,010,489.22 : x
  2. Step 2: Convert to fraction form
    11,652,012.78/16,081,671.68 = 7,010,489.22/x
  3. Step 3: Cross multiply
    11,652,012.78x = 16,081,671.68 × 7,010,489.22
  4. Step 4: Simplify right side
    11,652,012.78x = 112,740,385,952,219.28
  5. Step 5: Solve for x
    x = 112,740,385,952,219.28/11,652,012.78
  6. Step 6: Final answer
    x = 9,675,614.68

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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.