Home / 15,081,262.29-20,811,529.11-8,554,751.64

Finding the Fourth Proportional to 15,081,262.29, 20,811,529.11 and 8,554,751.64

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Solution

The fourth proportional to 15,081,262.29, 20,811,529.11 and 8,554,751.64 is: 11,805,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,081,262.29 : 20,811,529.11 = 8,554,751.64 : x
  2. Step 2: Convert to fraction form
    15,081,262.29/20,811,529.11 = 8,554,751.64/x
  3. Step 3: Cross multiply
    15,081,262.29x = 20,811,529.11 × 8,554,751.64
  4. Step 4: Simplify right side
    15,081,262.29x = 178,037,462,784,680.25
  5. Step 5: Solve for x
    x = 178,037,462,784,680.25/15,081,262.29
  6. Step 6: Final answer
    x = 11,805,209.63

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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.