Home / 37,689,190.82-52,017,253.68-31,399,744.22

Finding the Fourth Proportional to 37,689,190.82, 52,017,253.68 and 31,399,744.22

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Solution

The fourth proportional to 37,689,190.82, 52,017,253.68 and 31,399,744.22 is: 43,336,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,689,190.82 : 52,017,253.68 = 31,399,744.22 : x
  2. Step 2: Convert to fraction form
    37,689,190.82/52,017,253.68 = 31,399,744.22/x
  3. Step 3: Cross multiply
    37,689,190.82x = 52,017,253.68 × 31,399,744.22
  4. Step 4: Simplify right side
    37,689,190.82x = 1,633,328,460,578,853.75
  5. Step 5: Solve for x
    x = 1,633,328,460,578,853.75/37,689,190.82
  6. Step 6: Final answer
    x = 43,336,787.68

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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.