Home / 6,320,677.53-8,721,018.06-3,839,848.59

Finding the Fourth Proportional to 6,320,677.53, 8,721,018.06 and 3,839,848.59

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Solution

The fourth proportional to 6,320,677.53, 8,721,018.06 and 3,839,848.59 is: 5,298,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320,677.53 : 8,721,018.06 = 3,839,848.59 : x
  2. Step 2: Convert to fraction form
    6,320,677.53/8,721,018.06 = 3,839,848.59/x
  3. Step 3: Cross multiply
    6,320,677.53x = 8,721,018.06 × 3,839,848.59
  4. Step 4: Simplify right side
    6,320,677.53x = 33,487,388,901,055.54
  5. Step 5: Solve for x
    x = 33,487,388,901,055.54/6,320,677.53
  6. Step 6: Final answer
    x = 5,298,069.51

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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.