Home / 31,355,946.37-43,269,743.73-17,418,204.82

Finding the Fourth Proportional to 31,355,946.37, 43,269,743.73 and 17,418,204.82

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Solution

The fourth proportional to 31,355,946.37, 43,269,743.73 and 17,418,204.82 is: 24,036,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,355,946.37 : 43,269,743.73 = 17,418,204.82 : x
  2. Step 2: Convert to fraction form
    31,355,946.37/43,269,743.73 = 17,418,204.82/x
  3. Step 3: Cross multiply
    31,355,946.37x = 43,269,743.73 × 17,418,204.82
  4. Step 4: Simplify right side
    31,355,946.37x = 753,681,258,798,050.75
  5. Step 5: Solve for x
    x = 753,681,258,798,050.75/31,355,946.37
  6. Step 6: Final answer
    x = 24,036,310.37

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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.