Home / 66,229,163.84-91,399,255.80-36,862,377.32

Finding the Fourth Proportional to 66,229,163.84, 91,399,255.80 and 36,862,377.32

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Solution

The fourth proportional to 66,229,163.84, 91,399,255.80 and 36,862,377.32 is: 50,871,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,229,163.84 : 91,399,255.80 = 36,862,377.32 : x
  2. Step 2: Convert to fraction form
    66,229,163.84/91,399,255.80 = 36,862,377.32/x
  3. Step 3: Cross multiply
    66,229,163.84x = 91,399,255.80 × 36,862,377.32
  4. Step 4: Simplify right side
    66,229,163.84x = 3,369,193,854,066,798.50
  5. Step 5: Solve for x
    x = 3,369,193,854,066,798.50/66,229,163.84
  6. Step 6: Final answer
    x = 50,871,755.87

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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.