Home / 66,253,144.50-91,421,991.09-36,877,710.42

Finding the Fourth Proportional to 66,253,144.50, 91,421,991.09 and 36,877,710.42

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Solution

The fourth proportional to 66,253,144.50, 91,421,991.09 and 36,877,710.42 is: 50,887,150.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,253,144.50 : 91,421,991.09 = 36,877,710.42 : x
  2. Step 2: Convert to fraction form
    66,253,144.50/91,421,991.09 = 36,877,710.42/x
  3. Step 3: Cross multiply
    66,253,144.50x = 91,421,991.09 × 36,877,710.42
  4. Step 4: Simplify right side
    66,253,144.50x = 3,371,433,713,436,840.50
  5. Step 5: Solve for x
    x = 3,371,433,713,436,840.50/66,253,144.50
  6. Step 6: Final answer
    x = 50,887,150.17

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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.