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Finding the Fourth Proportional to 65,195,422.40, 97,804,943.40 and 32,765,711.60

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Solution

The fourth proportional to 65,195,422.40, 97,804,943.40 and 32,765,711.60 is: 49,154,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,195,422.40 : 97,804,943.40 = 32,765,711.60 : x
  2. Step 2: Convert to fraction form
    65,195,422.40/97,804,943.40 = 32,765,711.60/x
  3. Step 3: Cross multiply
    65,195,422.40x = 97,804,943.40 × 32,765,711.60
  4. Step 4: Simplify right side
    65,195,422.40x = 3,204,648,568,498,724
  5. Step 5: Solve for x
    x = 3,204,648,568,498,724/65,195,422.40
  6. Step 6: Final answer
    x = 49,154,502.73

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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.