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Finding the Fourth Proportional to 73,608,271.16, 110,412,392.07 and 19,755,583.16

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Solution

The fourth proportional to 73,608,271.16, 110,412,392.07 and 19,755,583.16 is: 29,633,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608,271.16 : 110,412,392.07 = 19,755,583.16 : x
  2. Step 2: Convert to fraction form
    73,608,271.16/110,412,392.07 = 19,755,583.16/x
  3. Step 3: Cross multiply
    73,608,271.16x = 110,412,392.07 × 19,755,583.16
  4. Step 4: Simplify right side
    73,608,271.16x = 2,181,261,193,433,409.50
  5. Step 5: Solve for x
    x = 2,181,261,193,433,409.50/73,608,271.16
  6. Step 6: Final answer
    x = 29,633,370.80

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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.