Home / 66,284,108.46-99,420,028.04-31,261,192.26

Finding the Fourth Proportional to 66,284,108.46, 99,420,028.04 and 31,261,192.26

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Solution

The fourth proportional to 66,284,108.46, 99,420,028.04 and 31,261,192.26 is: 46,888,895.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,284,108.46 : 99,420,028.04 = 31,261,192.26 : x
  2. Step 2: Convert to fraction form
    66,284,108.46/99,420,028.04 = 31,261,192.26/x
  3. Step 3: Cross multiply
    66,284,108.46x = 99,420,028.04 × 31,261,192.26
  4. Step 4: Simplify right side
    66,284,108.46x = 3,107,988,610,896,725
  5. Step 5: Solve for x
    x = 3,107,988,610,896,725/66,284,108.46
  6. Step 6: Final answer
    x = 46,888,895.14

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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.