Home / 65,299,855.11-90,111,098.20-35,530,625.64

Finding the Fourth Proportional to 65,299,855.11, 90,111,098.20 and 35,530,625.64

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Solution

The fourth proportional to 65,299,855.11, 90,111,098.20 and 35,530,625.64 is: 49,030,793.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299,855.11 : 90,111,098.20 = 35,530,625.64 : x
  2. Step 2: Convert to fraction form
    65,299,855.11/90,111,098.20 = 35,530,625.64/x
  3. Step 3: Cross multiply
    65,299,855.11x = 90,111,098.20 × 35,530,625.64
  4. Step 4: Simplify right side
    65,299,855.11x = 3,201,703,696,153,478
  5. Step 5: Solve for x
    x = 3,201,703,696,153,478/65,299,855.11
  6. Step 6: Final answer
    x = 49,030,793.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.