Home / 12,446,963.24-18,659,795.58-4,776,112.89

Finding the Fourth Proportional to 12,446,963.24, 18,659,795.58 and 4,776,112.89

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Solution

The fourth proportional to 12,446,963.24, 18,659,795.58 and 4,776,112.89 is: 7,160,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,963.24 : 18,659,795.58 = 4,776,112.89 : x
  2. Step 2: Convert to fraction form
    12,446,963.24/18,659,795.58 = 4,776,112.89/x
  3. Step 3: Cross multiply
    12,446,963.24x = 18,659,795.58 × 4,776,112.89
  4. Step 4: Simplify right side
    12,446,963.24x = 89,121,290,194,403.02
  5. Step 5: Solve for x
    x = 89,121,290,194,403.02/12,446,963.24
  6. Step 6: Final answer
    x = 7,160,083.03

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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.