Home / 31,853,775.64-43,961,942.28-18,104,806.48

Finding the Fourth Proportional to 31,853,775.64, 43,961,942.28 and 18,104,806.48

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Solution

The fourth proportional to 31,853,775.64, 43,961,942.28 and 18,104,806.48 is: 24,986,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853,775.64 : 43,961,942.28 = 18,104,806.48 : x
  2. Step 2: Convert to fraction form
    31,853,775.64/43,961,942.28 = 18,104,806.48/x
  3. Step 3: Cross multiply
    31,853,775.64x = 43,961,942.28 × 18,104,806.48
  4. Step 4: Simplify right side
    31,853,775.64x = 795,922,457,464,330
  5. Step 5: Solve for x
    x = 795,922,457,464,330/31,853,775.64
  6. Step 6: Final answer
    x = 24,986,754.05

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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.