Home / 82,969,850.34-124,414,942.95-39,214,162.26

Finding the Fourth Proportional to 82,969,850.34, 124,414,942.95 and 39,214,162.26

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Solution

The fourth proportional to 82,969,850.34, 124,414,942.95 and 39,214,162.26 is: 58,802,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,969,850.34 : 124,414,942.95 = 39,214,162.26 : x
  2. Step 2: Convert to fraction form
    82,969,850.34/124,414,942.95 = 39,214,162.26/x
  3. Step 3: Cross multiply
    82,969,850.34x = 124,414,942.95 × 39,214,162.26
  4. Step 4: Simplify right side
    82,969,850.34x = 4,878,827,760,409,943
  5. Step 5: Solve for x
    x = 4,878,827,760,409,943/82,969,850.34
  6. Step 6: Final answer
    x = 58,802,417.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.