Home / 82,192,537.90-113,382,699.47-50,820,558.48

Finding the Fourth Proportional to 82,192,537.90, 113,382,699.47 and 50,820,558.48

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Solution

The fourth proportional to 82,192,537.90, 113,382,699.47 and 50,820,558.48 is: 70,105,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,192,537.90 : 113,382,699.47 = 50,820,558.48 : x
  2. Step 2: Convert to fraction form
    82,192,537.90/113,382,699.47 = 50,820,558.48/x
  3. Step 3: Cross multiply
    82,192,537.90x = 113,382,699.47 × 50,820,558.48
  4. Step 4: Simplify right side
    82,192,537.90x = 5,762,172,109,035,400
  5. Step 5: Solve for x
    x = 5,762,172,109,035,400/82,192,537.90
  6. Step 6: Final answer
    x = 70,105,781.57

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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.