Home / 66,172,976.10-91,293,657.93-41,043,461.58

Finding the Fourth Proportional to 66,172,976.10, 91,293,657.93 and 41,043,461.58

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Solution

The fourth proportional to 66,172,976.10, 91,293,657.93 and 41,043,461.58 is: 56,624,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,172,976.10 : 91,293,657.93 = 41,043,461.58 : x
  2. Step 2: Convert to fraction form
    66,172,976.10/91,293,657.93 = 41,043,461.58/x
  3. Step 3: Cross multiply
    66,172,976.10x = 91,293,657.93 × 41,043,461.58
  4. Step 4: Simplify right side
    66,172,976.10x = 3,747,007,741,747,617.50
  5. Step 5: Solve for x
    x = 3,747,007,741,747,617.50/66,172,976.10
  6. Step 6: Final answer
    x = 56,624,440.41

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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.