Home / 11,811,851.71-16,300,425.02-6,853,245.56

Finding the Fourth Proportional to 11,811,851.71, 16,300,425.02 and 6,853,245.56

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Solution

The fourth proportional to 11,811,851.71, 16,300,425.02 and 6,853,245.56 is: 9,457,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,851.71 : 16,300,425.02 = 6,853,245.56 : x
  2. Step 2: Convert to fraction form
    11,811,851.71/16,300,425.02 = 6,853,245.56/x
  3. Step 3: Cross multiply
    11,811,851.71x = 16,300,425.02 × 6,853,245.56
  4. Step 4: Simplify right side
    11,811,851.71x = 111,710,815,443,458.78
  5. Step 5: Solve for x
    x = 111,710,815,443,458.78/11,811,851.71
  6. Step 6: Final answer
    x = 9,457,519.30

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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.