Home / 27,749,846.46-38,294,861.02-15,360,794.22

Finding the Fourth Proportional to 27,749,846.46, 38,294,861.02 and 15,360,794.22

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Solution

The fourth proportional to 27,749,846.46, 38,294,861.02 and 15,360,794.22 is: 21,197,936.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,749,846.46 : 38,294,861.02 = 15,360,794.22 : x
  2. Step 2: Convert to fraction form
    27,749,846.46/38,294,861.02 = 15,360,794.22/x
  3. Step 3: Cross multiply
    27,749,846.46x = 38,294,861.02 × 15,360,794.22
  4. Step 4: Simplify right side
    27,749,846.46x = 588,239,479,811,719.38
  5. Step 5: Solve for x
    x = 588,239,479,811,719.38/27,749,846.46
  6. Step 6: Final answer
    x = 21,197,936.38

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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.