Home / 66,575,118.39-91,876,500.73-37,206,450.08

Finding the Fourth Proportional to 66,575,118.39, 91,876,500.73 and 37,206,450.08

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Solution

The fourth proportional to 66,575,118.39, 91,876,500.73 and 37,206,450.08 is: 51,346,486.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,575,118.39 : 91,876,500.73 = 37,206,450.08 : x
  2. Step 2: Convert to fraction form
    66,575,118.39/91,876,500.73 = 37,206,450.08/x
  3. Step 3: Cross multiply
    66,575,118.39x = 91,876,500.73 × 37,206,450.08
  4. Step 4: Simplify right side
    66,575,118.39x = 3,418,398,437,867,491
  5. Step 5: Solve for x
    x = 3,418,398,437,867,491/66,575,118.39
  6. Step 6: Final answer
    x = 51,346,486.81

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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.