Home / 40,935,942.24-61,399,705.44-13,639,286.88

Finding the Fourth Proportional to 40,935,942.24, 61,399,705.44 and 13,639,286.88

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Solution

The fourth proportional to 40,935,942.24, 61,399,705.44 and 13,639,286.88 is: 20,457,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,935,942.24 : 61,399,705.44 = 13,639,286.88 : x
  2. Step 2: Convert to fraction form
    40,935,942.24/61,399,705.44 = 13,639,286.88/x
  3. Step 3: Cross multiply
    40,935,942.24x = 61,399,705.44 × 13,639,286.88
  4. Step 4: Simplify right side
    40,935,942.24x = 837,448,196,843,656.62
  5. Step 5: Solve for x
    x = 837,448,196,843,656.62/40,935,942.24
  6. Step 6: Final answer
    x = 20,457,528.30

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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.