Home / 65,536,048.80-98,320,078.56-21,816,722.82

Finding the Fourth Proportional to 65,536,048.80, 98,320,078.56 and 21,816,722.82

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Solution

The fourth proportional to 65,536,048.80, 98,320,078.56 and 21,816,722.82 is: 32,730,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536,048.80 : 98,320,078.56 = 21,816,722.82 : x
  2. Step 2: Convert to fraction form
    65,536,048.80/98,320,078.56 = 21,816,722.82/x
  3. Step 3: Cross multiply
    65,536,048.80x = 98,320,078.56 × 21,816,722.82
  4. Step 4: Simplify right side
    65,536,048.80x = 2,145,021,901,584,144.75
  5. Step 5: Solve for x
    x = 2,145,021,901,584,144.75/65,536,048.80
  6. Step 6: Final answer
    x = 32,730,412.36

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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.