Home / 12,306,167.52-16,982,853.84-6,799,898.76

Finding the Fourth Proportional to 12,306,167.52, 16,982,853.84 and 6,799,898.76

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Solution

The fourth proportional to 12,306,167.52, 16,982,853.84 and 6,799,898.76 is: 9,384,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,306,167.52 : 16,982,853.84 = 6,799,898.76 : x
  2. Step 2: Convert to fraction form
    12,306,167.52/16,982,853.84 = 6,799,898.76/x
  3. Step 3: Cross multiply
    12,306,167.52x = 16,982,853.84 × 6,799,898.76
  4. Step 4: Simplify right side
    12,306,167.52x = 115,481,686,767,877.23
  5. Step 5: Solve for x
    x = 115,481,686,767,877.23/12,306,167.52
  6. Step 6: Final answer
    x = 9,384,049.63

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1.5x scale

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.