Home / 66,871,963.24-92,293,396.32-40,781,615.71

Finding the Fourth Proportional to 66,871,963.24, 92,293,396.32 and 40,781,615.71

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Solution

The fourth proportional to 66,871,963.24, 92,293,396.32 and 40,781,615.71 is: 56,284,781.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,871,963.24 : 92,293,396.32 = 40,781,615.71 : x
  2. Step 2: Convert to fraction form
    66,871,963.24/92,293,396.32 = 40,781,615.71/x
  3. Step 3: Cross multiply
    66,871,963.24x = 92,293,396.32 × 40,781,615.71
  4. Step 4: Simplify right side
    66,871,963.24x = 3,763,873,821,533,322
  5. Step 5: Solve for x
    x = 3,763,873,821,533,322/66,871,963.24
  6. Step 6: Final answer
    x = 56,284,781.23

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