Home / 13,635,906.73-18,817,950.58-7,441,352.62

Finding the Fourth Proportional to 13,635,906.73, 18,817,950.58 and 7,441,352.62

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Solution

The fourth proportional to 13,635,906.73, 18,817,950.58 and 7,441,352.62 is: 10,269,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,906.73 : 18,817,950.58 = 7,441,352.62 : x
  2. Step 2: Convert to fraction form
    13,635,906.73/18,817,950.58 = 7,441,352.62/x
  3. Step 3: Cross multiply
    13,635,906.73x = 18,817,950.58 × 7,441,352.62
  4. Step 4: Simplify right side
    13,635,906.73x = 140,031,005,785,865.27
  5. Step 5: Solve for x
    x = 140,031,005,785,865.27/13,635,906.73
  6. Step 6: Final answer
    x = 10,269,284.51

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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.