Home / 76,122,757.38-105,046,733.49-41,314,747.22

Finding the Fourth Proportional to 76,122,757.38, 105,046,733.49 and 41,314,747.22

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Solution

The fourth proportional to 76,122,757.38, 105,046,733.49 and 41,314,747.22 is: 57,012,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,122,757.38 : 105,046,733.49 = 41,314,747.22 : x
  2. Step 2: Convert to fraction form
    76,122,757.38/105,046,733.49 = 41,314,747.22/x
  3. Step 3: Cross multiply
    76,122,757.38x = 105,046,733.49 × 41,314,747.22
  4. Step 4: Simplify right side
    76,122,757.38x = 4,339,979,240,426,058
  5. Step 5: Solve for x
    x = 4,339,979,240,426,058/76,122,757.38
  6. Step 6: Final answer
    x = 57,012,901.13

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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.