Home / 45,813,627.66-68,628,431.32-21,187,035.76

Finding the Fourth Proportional to 45,813,627.66, 68,628,431.32 and 21,187,035.76

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Solution

The fourth proportional to 45,813,627.66, 68,628,431.32 and 21,187,035.76 is: 31,738,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,813,627.66 : 68,628,431.32 = 21,187,035.76 : x
  2. Step 2: Convert to fraction form
    45,813,627.66/68,628,431.32 = 21,187,035.76/x
  3. Step 3: Cross multiply
    45,813,627.66x = 68,628,431.32 × 21,187,035.76
  4. Step 4: Simplify right side
    45,813,627.66x = 1,454,033,028,433,683.50
  5. Step 5: Solve for x
    x = 1,454,033,028,433,683.50/45,813,627.66
  6. Step 6: Final answer
    x = 31,738,002.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.