Home / 65,667,538.17-90,621,385.32-35,898,545.94

Finding the Fourth Proportional to 65,667,538.17, 90,621,385.32 and 35,898,545.94

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Solution

The fourth proportional to 65,667,538.17, 90,621,385.32 and 35,898,545.94 is: 49,540,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,667,538.17 : 90,621,385.32 = 35,898,545.94 : x
  2. Step 2: Convert to fraction form
    65,667,538.17/90,621,385.32 = 35,898,545.94/x
  3. Step 3: Cross multiply
    65,667,538.17x = 90,621,385.32 × 35,898,545.94
  4. Step 4: Simplify right side
    65,667,538.17x = 3,253,175,963,888,276.50
  5. Step 5: Solve for x
    x = 3,253,175,963,888,276.50/65,667,538.17
  6. Step 6: Final answer
    x = 49,540,093.24

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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.