Home / 7,047,520.83-9,725,845.64-3,950,100.95

Finding the Fourth Proportional to 7,047,520.83, 9,725,845.64 and 3,950,100.95

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Solution

The fourth proportional to 7,047,520.83, 9,725,845.64 and 3,950,100.95 is: 5,451,288.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,520.83 : 9,725,845.64 = 3,950,100.95 : x
  2. Step 2: Convert to fraction form
    7,047,520.83/9,725,845.64 = 3,950,100.95/x
  3. Step 3: Cross multiply
    7,047,520.83x = 9,725,845.64 × 3,950,100.95
  4. Step 4: Simplify right side
    7,047,520.83x = 38,418,072,033,737.62
  5. Step 5: Solve for x
    x = 38,418,072,033,737.62/7,047,520.83
  6. Step 6: Final answer
    x = 5,451,288.89

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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.