Home / 39,856,640.20-59,784,960.30-36,455,417.80

Finding the Fourth Proportional to 39,856,640.20, 59,784,960.30 and 36,455,417.80

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Solution

The fourth proportional to 39,856,640.20, 59,784,960.30 and 36,455,417.80 is: 54,683,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856,640.20 : 59,784,960.30 = 36,455,417.80 : x
  2. Step 2: Convert to fraction form
    39,856,640.20/59,784,960.30 = 36,455,417.80/x
  3. Step 3: Cross multiply
    39,856,640.20x = 59,784,960.30 × 36,455,417.80
  4. Step 4: Simplify right side
    39,856,640.20x = 2,179,485,705,892,913
  5. Step 5: Solve for x
    x = 2,179,485,705,892,913/39,856,640.20
  6. Step 6: Final answer
    x = 54,683,126.70

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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.