Home / 6,642,692.28-9,955,968.39-3,602,849.76

Finding the Fourth Proportional to 6,642,692.28, 9,955,968.39 and 3,602,849.76

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Solution

The fourth proportional to 6,642,692.28, 9,955,968.39 and 3,602,849.76 is: 5,399,897.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,692.28 : 9,955,968.39 = 3,602,849.76 : x
  2. Step 2: Convert to fraction form
    6,642,692.28/9,955,968.39 = 3,602,849.76/x
  3. Step 3: Cross multiply
    6,642,692.28x = 9,955,968.39 × 3,602,849.76
  4. Step 4: Simplify right side
    6,642,692.28x = 35,869,858,324,479.09
  5. Step 5: Solve for x
    x = 35,869,858,324,479.09/6,642,692.28
  6. Step 6: Final answer
    x = 5,399,897.63

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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.