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Finding the Fourth Proportional to 60,714,560.80, 91,040,348.40 and 22,356,330.40

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Solution

The fourth proportional to 60,714,560.80, 91,040,348.40 and 22,356,330.40 is: 33,522,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,714,560.80 : 91,040,348.40 = 22,356,330.40 : x
  2. Step 2: Convert to fraction form
    60,714,560.80/91,040,348.40 = 22,356,330.40/x
  3. Step 3: Cross multiply
    60,714,560.80x = 91,040,348.40 × 22,356,330.40
  4. Step 4: Simplify right side
    60,714,560.80x = 2,035,328,108,561,511.25
  5. Step 5: Solve for x
    x = 2,035,328,108,561,511.25/60,714,560.80
  6. Step 6: Final answer
    x = 33,522,899.31

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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.