Home / 66,563,826.43-91,856,318.32-37,195,400.32

Finding the Fourth Proportional to 66,563,826.43, 91,856,318.32 and 37,195,400.32

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Solution

The fourth proportional to 66,563,826.43, 91,856,318.32 and 37,195,400.32 is: 51,328,667.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,563,826.43 : 91,856,318.32 = 37,195,400.32 : x
  2. Step 2: Convert to fraction form
    66,563,826.43/91,856,318.32 = 37,195,400.32/x
  3. Step 3: Cross multiply
    66,563,826.43x = 91,856,318.32 × 37,195,400.32
  4. Step 4: Simplify right side
    66,563,826.43x = 3,416,632,531,833,749.50
  5. Step 5: Solve for x
    x = 3,416,632,531,833,749.50/66,563,826.43
  6. Step 6: Final answer
    x = 51,328,667.76

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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.