Home / 14,365,608.58-19,824,961.16-7,839,659.39

Finding the Fourth Proportional to 14,365,608.58, 19,824,961.16 and 7,839,659.39

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Solution

The fourth proportional to 14,365,608.58, 19,824,961.16 and 7,839,659.39 is: 10,818,959.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,608.58 : 19,824,961.16 = 7,839,659.39 : x
  2. Step 2: Convert to fraction form
    14,365,608.58/19,824,961.16 = 7,839,659.39/x
  3. Step 3: Cross multiply
    14,365,608.58x = 19,824,961.16 × 7,839,659.39
  4. Step 4: Simplify right side
    14,365,608.58x = 155,420,942,914,379.28
  5. Step 5: Solve for x
    x = 155,420,942,914,379.28/14,365,608.58
  6. Step 6: Final answer
    x = 10,818,959.88

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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.