Home / 11,689,962.09-16,131,671.07-6,462,637.55

Finding the Fourth Proportional to 11,689,962.09, 16,131,671.07 and 6,462,637.55

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Solution

The fourth proportional to 11,689,962.09, 16,131,671.07 and 6,462,637.55 is: 8,918,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689,962.09 : 16,131,671.07 = 6,462,637.55 : x
  2. Step 2: Convert to fraction form
    11,689,962.09/16,131,671.07 = 6,462,637.55/x
  3. Step 3: Cross multiply
    11,689,962.09x = 16,131,671.07 × 6,462,637.55
  4. Step 4: Simplify right side
    11,689,962.09x = 104,253,143,201,230.67
  5. Step 5: Solve for x
    x = 104,253,143,201,230.67/11,689,962.09
  6. Step 6: Final answer
    x = 8,918,176.33

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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.