Home / 19,691,879.55-29,524,533.30-9,461,640.30

Finding the Fourth Proportional to 19,691,879.55, 29,524,533.30 and 9,461,640.30

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Solution

The fourth proportional to 19,691,879.55, 29,524,533.30 and 9,461,640.30 is: 14,186,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,691,879.55 : 29,524,533.30 = 9,461,640.30 : x
  2. Step 2: Convert to fraction form
    19,691,879.55/29,524,533.30 = 9,461,640.30/x
  3. Step 3: Cross multiply
    19,691,879.55x = 29,524,533.30 × 9,461,640.30
  4. Step 4: Simplify right side
    19,691,879.55x = 279,350,514,109,972.03
  5. Step 5: Solve for x
    x = 279,350,514,109,972.03/19,691,879.55
  6. Step 6: Final answer
    x = 14,186,076.72

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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.