Home / 11,839,355-16,338,309.94-6,406,847

Finding the Fourth Proportional to 11,839,355, 16,338,309.94 and 6,406,847

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Solution

The fourth proportional to 11,839,355, 16,338,309.94 and 6,406,847 is: 8,841,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,355 : 16,338,309.94 = 6,406,847 : x
  2. Step 2: Convert to fraction form
    11,839,355/16,338,309.94 = 6,406,847/x
  3. Step 3: Cross multiply
    11,839,355x = 16,338,309.94 × 6,406,847
  4. Step 4: Simplify right side
    11,839,355x = 104,677,052,024,159.17
  5. Step 5: Solve for x
    x = 104,677,052,024,159.17/11,839,355
  6. Step 6: Final answer
    x = 8,841,448.88

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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.