Home / 14,365,607.58-19,824,959.78-7,839,658.39

Finding the Fourth Proportional to 14,365,607.58, 19,824,959.78 and 7,839,658.39

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Solution

The fourth proportional to 14,365,607.58, 19,824,959.78 and 7,839,658.39 is: 10,818,958.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,607.58 : 19,824,959.78 = 7,839,658.39 : x
  2. Step 2: Convert to fraction form
    14,365,607.58/19,824,959.78 = 7,839,658.39/x
  3. Step 3: Cross multiply
    14,365,607.58x = 19,824,959.78 × 7,839,658.39
  4. Step 4: Simplify right side
    14,365,607.58x = 155,420,912,270,689.56
  5. Step 5: Solve for x
    x = 155,420,912,270,689.56/14,365,607.58
  6. Step 6: Final answer
    x = 10,818,958.50

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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.