Home / 66,450,893.84-91,702,061.52-37,081,917.44

Finding the Fourth Proportional to 66,450,893.84, 91,702,061.52 and 37,081,917.44

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Solution

The fourth proportional to 66,450,893.84, 91,702,061.52 and 37,081,917.44 is: 51,172,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,450,893.84 : 91,702,061.52 = 37,081,917.44 : x
  2. Step 2: Convert to fraction form
    66,450,893.84/91,702,061.52 = 37,081,917.44/x
  3. Step 3: Cross multiply
    66,450,893.84x = 91,702,061.52 × 37,081,917.44
  4. Step 4: Simplify right side
    66,450,893.84x = 3,400,488,274,362,440.50
  5. Step 5: Solve for x
    x = 3,400,488,274,362,440.50/66,450,893.84
  6. Step 6: Final answer
    x = 51,172,950.10

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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.