Home / 31,853,772.64-43,961,938.14-18,104,803.48

Finding the Fourth Proportional to 31,853,772.64, 43,961,938.14 and 18,104,803.48

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Solution

The fourth proportional to 31,853,772.64, 43,961,938.14 and 18,104,803.48 is: 24,986,749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853,772.64 : 43,961,938.14 = 18,104,803.48 : x
  2. Step 2: Convert to fraction form
    31,853,772.64/43,961,938.14 = 18,104,803.48/x
  3. Step 3: Cross multiply
    31,853,772.64x = 43,961,938.14 × 18,104,803.48
  4. Step 4: Simplify right side
    31,853,772.64x = 795,922,250,624,616.75
  5. Step 5: Solve for x
    x = 795,922,250,624,616.75/31,853,772.64
  6. Step 6: Final answer
    x = 24,986,749.91

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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.