Home / 11,421,169.65-17,131,754.48-10,712,581.65

Finding the Fourth Proportional to 11,421,169.65, 17,131,754.48 and 10,712,581.65

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Solution

The fourth proportional to 11,421,169.65, 17,131,754.48 and 10,712,581.65 is: 16,068,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421,169.65 : 17,131,754.48 = 10,712,581.65 : x
  2. Step 2: Convert to fraction form
    11,421,169.65/17,131,754.48 = 10,712,581.65/x
  3. Step 3: Cross multiply
    11,421,169.65x = 17,131,754.48 × 10,712,581.65
  4. Step 4: Simplify right side
    11,421,169.65x = 183,525,318,621,190.41
  5. Step 5: Solve for x
    x = 183,525,318,621,190.41/11,421,169.65
  6. Step 6: Final answer
    x = 16,068,872.48

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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.