Home / 64,839,819.47-89,505,571.47-43,960,449.47

Finding the Fourth Proportional to 64,839,819.47, 89,505,571.47 and 43,960,449.47

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Solution

The fourth proportional to 64,839,819.47, 89,505,571.47 and 43,960,449.47 is: 60,683,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,839,819.47 : 89,505,571.47 = 43,960,449.47 : x
  2. Step 2: Convert to fraction form
    64,839,819.47/89,505,571.47 = 43,960,449.47/x
  3. Step 3: Cross multiply
    64,839,819.47x = 89,505,571.47 × 43,960,449.47
  4. Step 4: Simplify right side
    64,839,819.47x = 3,934,705,151,890,408.50
  5. Step 5: Solve for x
    x = 3,934,705,151,890,408.50/64,839,819.47
  6. Step 6: Final answer
    x = 60,683,468.65

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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.