Home / 14,344,682.49-19,796,076.72-7,818,734.64

Finding the Fourth Proportional to 14,344,682.49, 19,796,076.72 and 7,818,734.64

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Solution

The fourth proportional to 14,344,682.49, 19,796,076.72 and 7,818,734.64 is: 10,790,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,682.49 : 19,796,076.72 = 7,818,734.64 : x
  2. Step 2: Convert to fraction form
    14,344,682.49/19,796,076.72 = 7,818,734.64/x
  3. Step 3: Cross multiply
    14,344,682.49x = 19,796,076.72 × 7,818,734.64
  4. Step 4: Simplify right side
    14,344,682.49x = 154,780,270,687,781.19
  5. Step 5: Solve for x
    x = 154,780,270,687,781.19/14,344,682.49
  6. Step 6: Final answer
    x = 10,790,079.93

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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.