Home / 65,862,997.16-90,890,846.94-36,496,231.49

Finding the Fourth Proportional to 65,862,997.16, 90,890,846.94 and 36,496,231.49

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Solution

The fourth proportional to 65,862,997.16, 90,890,846.94 and 36,496,231.49 is: 50,364,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,862,997.16 : 90,890,846.94 = 36,496,231.49 : x
  2. Step 2: Convert to fraction form
    65,862,997.16/90,890,846.94 = 36,496,231.49/x
  3. Step 3: Cross multiply
    65,862,997.16x = 90,890,846.94 × 36,496,231.49
  4. Step 4: Simplify right side
    65,862,997.16x = 3,317,173,390,244,398
  5. Step 5: Solve for x
    x = 3,317,173,390,244,398/65,862,997.16
  6. Step 6: Final answer
    x = 50,364,750.06

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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.