Home / 69,850,061.40-104,775,092.10-21,981,005.40

Finding the Fourth Proportional to 69,850,061.40, 104,775,092.10 and 21,981,005.40

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Solution

The fourth proportional to 69,850,061.40, 104,775,092.10 and 21,981,005.40 is: 32,971,508.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,850,061.40 : 104,775,092.10 = 21,981,005.40 : x
  2. Step 2: Convert to fraction form
    69,850,061.40/104,775,092.10 = 21,981,005.40/x
  3. Step 3: Cross multiply
    69,850,061.40x = 104,775,092.10 × 21,981,005.40
  4. Step 4: Simplify right side
    69,850,061.40x = 2,303,061,865,235,597
  5. Step 5: Solve for x
    x = 2,303,061,865,235,597/69,850,061.40
  6. Step 6: Final answer
    x = 32,971,508.10

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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.