Home / 15,410,503.30-21,266,441.49-8,884,101.64

Finding the Fourth Proportional to 15,410,503.30, 21,266,441.49 and 8,884,101.64

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Solution

The fourth proportional to 15,410,503.30, 21,266,441.49 and 8,884,101.64 is: 12,260,029.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410,503.30 : 21,266,441.49 = 8,884,101.64 : x
  2. Step 2: Convert to fraction form
    15,410,503.30/21,266,441.49 = 8,884,101.64/x
  3. Step 3: Cross multiply
    15,410,503.30x = 21,266,441.49 × 8,884,101.64
  4. Step 4: Simplify right side
    15,410,503.30x = 188,933,227,718,273.03
  5. Step 5: Solve for x
    x = 188,933,227,718,273.03/15,410,503.30
  6. Step 6: Final answer
    x = 12,260,029.67

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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.