Home / 39,856,640.70-59,784,961.05-36,455,418.30

Finding the Fourth Proportional to 39,856,640.70, 59,784,961.05 and 36,455,418.30

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Solution

The fourth proportional to 39,856,640.70, 59,784,961.05 and 36,455,418.30 is: 54,683,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856,640.70 : 59,784,961.05 = 36,455,418.30 : x
  2. Step 2: Convert to fraction form
    39,856,640.70/59,784,961.05 = 36,455,418.30/x
  3. Step 3: Cross multiply
    39,856,640.70x = 59,784,961.05 × 36,455,418.30
  4. Step 4: Simplify right side
    39,856,640.70x = 2,179,485,763,126,957
  5. Step 5: Solve for x
    x = 2,179,485,763,126,957/39,856,640.70
  6. Step 6: Final answer
    x = 54,683,127.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.