Home / 64,839,512.81-89,479,234.20-35,470,214.79

Finding the Fourth Proportional to 64,839,512.81, 89,479,234.20 and 35,470,214.79

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Solution

The fourth proportional to 64,839,512.81, 89,479,234.20 and 35,470,214.79 is: 48,949,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,839,512.81 : 89,479,234.20 = 35,470,214.79 : x
  2. Step 2: Convert to fraction form
    64,839,512.81/89,479,234.20 = 35,470,214.79/x
  3. Step 3: Cross multiply
    64,839,512.81x = 89,479,234.20 × 35,470,214.79
  4. Step 4: Simplify right side
    64,839,512.81x = 3,173,847,656,116,180
  5. Step 5: Solve for x
    x = 3,173,847,656,116,180/64,839,512.81
  6. Step 6: Final answer
    x = 48,949,282.91

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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.