Home / 13,811,277.40-20,718,471.30-4,226,579.80

Finding the Fourth Proportional to 13,811,277.40, 20,718,471.30 and 4,226,579.80

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Solution

The fourth proportional to 13,811,277.40, 20,718,471.30 and 4,226,579.80 is: 6,340,345.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811,277.40 : 20,718,471.30 = 4,226,579.80 : x
  2. Step 2: Convert to fraction form
    13,811,277.40/20,718,471.30 = 4,226,579.80/x
  3. Step 3: Cross multiply
    13,811,277.40x = 20,718,471.30 × 4,226,579.80
  4. Step 4: Simplify right side
    13,811,277.40x = 87,568,272,283,459.73
  5. Step 5: Solve for x
    x = 87,568,272,283,459.73/13,811,277.40
  6. Step 6: Final answer
    x = 6,340,345.63

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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.