Home / 11,639,843.58-17,429,953.68-9,715,971.24

Finding the Fourth Proportional to 11,639,843.58, 17,429,953.68 and 9,715,971.24

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Solution

The fourth proportional to 11,639,843.58, 17,429,953.68 and 9,715,971.24 is: 14,549,072.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639,843.58 : 17,429,953.68 = 9,715,971.24 : x
  2. Step 2: Convert to fraction form
    11,639,843.58/17,429,953.68 = 9,715,971.24/x
  3. Step 3: Cross multiply
    11,639,843.58x = 17,429,953.68 × 9,715,971.24
  4. Step 4: Simplify right side
    11,639,843.58x = 169,348,928,669,412.16
  5. Step 5: Solve for x
    x = 169,348,928,669,412.16/11,639,843.58
  6. Step 6: Final answer
    x = 14,549,072.55

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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.