Home / 14,858,473.68-20,509,047.72-9,702,635.76

Finding the Fourth Proportional to 14,858,473.68, 20,509,047.72 and 9,702,635.76

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Solution

The fourth proportional to 14,858,473.68, 20,509,047.72 and 9,702,635.76 is: 13,392,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858,473.68 : 20,509,047.72 = 9,702,635.76 : x
  2. Step 2: Convert to fraction form
    14,858,473.68/20,509,047.72 = 9,702,635.76/x
  3. Step 3: Cross multiply
    14,858,473.68x = 20,509,047.72 × 9,702,635.76
  4. Step 4: Simplify right side
    14,858,473.68x = 198,991,819,811,618.44
  5. Step 5: Solve for x
    x = 198,991,819,811,618.44/14,858,473.68
  6. Step 6: Final answer
    x = 13,392,480.55

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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.