Home / 43,185,313.54-64,777,970.32-14,431,449.12

Finding the Fourth Proportional to 43,185,313.54, 64,777,970.32 and 14,431,449.12

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Solution

The fourth proportional to 43,185,313.54, 64,777,970.32 and 14,431,449.12 is: 21,647,173.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,185,313.54 : 64,777,970.32 = 14,431,449.12 : x
  2. Step 2: Convert to fraction form
    43,185,313.54/64,777,970.32 = 14,431,449.12/x
  3. Step 3: Cross multiply
    43,185,313.54x = 64,777,970.32 × 14,431,449.12
  4. Step 4: Simplify right side
    43,185,313.54x = 934,839,982,733,871.50
  5. Step 5: Solve for x
    x = 934,839,982,733,871.50/43,185,313.54
  6. Step 6: Final answer
    x = 21,647,173.68

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Why These Related Problems?

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