Home / 64,647,621.25-89,215,612.30-35,280,842.02

Finding the Fourth Proportional to 64,647,621.25, 89,215,612.30 and 35,280,842.02

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Solution

The fourth proportional to 64,647,621.25, 89,215,612.30 and 35,280,842.02 is: 48,688,596.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,647,621.25 : 89,215,612.30 = 35,280,842.02 : x
  2. Step 2: Convert to fraction form
    64,647,621.25/89,215,612.30 = 35,280,842.02/x
  3. Step 3: Cross multiply
    64,647,621.25x = 89,215,612.30 × 35,280,842.02
  4. Step 4: Simplify right side
    64,647,621.25x = 3,147,601,923,273,869
  5. Step 5: Solve for x
    x = 3,147,601,923,273,869/64,647,621.25
  6. Step 6: Final answer
    x = 48,688,596.15

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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.