Home / 11,678,888.46-16,117,327.04-6,717,321.84

Finding the Fourth Proportional to 11,678,888.46, 16,117,327.04 and 6,717,321.84

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Solution

The fourth proportional to 11,678,888.46, 16,117,327.04 and 6,717,321.84 is: 9,270,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678,888.46 : 16,117,327.04 = 6,717,321.84 : x
  2. Step 2: Convert to fraction form
    11,678,888.46/16,117,327.04 = 6,717,321.84/x
  3. Step 3: Cross multiply
    11,678,888.46x = 16,117,327.04 × 6,717,321.84
  4. Step 4: Simplify right side
    11,678,888.46x = 108,265,272,928,214.55
  5. Step 5: Solve for x
    x = 108,265,272,928,214.55/11,678,888.46
  6. Step 6: Final answer
    x = 9,270,169.27

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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.