Home / 65,033,435.28-89,771,388.84-48,783,185.04

Finding the Fourth Proportional to 65,033,435.28, 89,771,388.84 and 48,783,185.04

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Solution

The fourth proportional to 65,033,435.28, 89,771,388.84 and 48,783,185.04 is: 67,339,734.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,033,435.28 : 89,771,388.84 = 48,783,185.04 : x
  2. Step 2: Convert to fraction form
    65,033,435.28/89,771,388.84 = 48,783,185.04/x
  3. Step 3: Cross multiply
    65,033,435.28x = 89,771,388.84 × 48,783,185.04
  4. Step 4: Simplify right side
    65,033,435.28x = 4,379,334,273,079,511
  5. Step 5: Solve for x
    x = 4,379,334,273,079,511/65,033,435.28
  6. Step 6: Final answer
    x = 67,339,734.62

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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.