Home / 66,575,133.12-91,876,521.06-37,206,464.85

Finding the Fourth Proportional to 66,575,133.12, 91,876,521.06 and 37,206,464.85

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Solution

The fourth proportional to 66,575,133.12, 91,876,521.06 and 37,206,464.85 is: 51,346,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,575,133.12 : 91,876,521.06 = 37,206,464.85 : x
  2. Step 2: Convert to fraction form
    66,575,133.12/91,876,521.06 = 37,206,464.85/x
  3. Step 3: Cross multiply
    66,575,133.12x = 91,876,521.06 × 37,206,464.85
  4. Step 4: Simplify right side
    66,575,133.12x = 3,418,400,551,359,175
  5. Step 5: Solve for x
    x = 3,418,400,551,359,175/66,575,133.12
  6. Step 6: Final answer
    x = 51,346,507.19

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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.