Home / 13,601,471.11-20,410,178.28-9,759,152.68

Finding the Fourth Proportional to 13,601,471.11, 20,410,178.28 and 9,759,152.68

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Solution

The fourth proportional to 13,601,471.11, 20,410,178.28 and 9,759,152.68 is: 14,644,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601,471.11 : 20,410,178.28 = 9,759,152.68 : x
  2. Step 2: Convert to fraction form
    13,601,471.11/20,410,178.28 = 9,759,152.68/x
  3. Step 3: Cross multiply
    13,601,471.11x = 20,410,178.28 × 9,759,152.68
  4. Step 4: Simplify right side
    13,601,471.11x = 199,186,046,060,539.78
  5. Step 5: Solve for x
    x = 199,186,046,060,539.78/13,601,471.11
  6. Step 6: Final answer
    x = 14,644,448.71

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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.