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Finding the Fourth Proportional to 73,805,906.10, 110,708,859.15 and 32,865,266.10

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Solution

The fourth proportional to 73,805,906.10, 110,708,859.15 and 32,865,266.10 is: 49,297,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,805,906.10 : 110,708,859.15 = 32,865,266.10 : x
  2. Step 2: Convert to fraction form
    73,805,906.10/110,708,859.15 = 32,865,266.10/x
  3. Step 3: Cross multiply
    73,805,906.10x = 110,708,859.15 × 32,865,266.10
  4. Step 4: Simplify right side
    73,805,906.10x = 3,638,476,115,592,170
  5. Step 5: Solve for x
    x = 3,638,476,115,592,170/73,805,906.10
  6. Step 6: Final answer
    x = 49,297,899.15

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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.