Home / 12,398,890.38-18,597,991.77-3,301,066.02

Finding the Fourth Proportional to 12,398,890.38, 18,597,991.77 and 3,301,066.02

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Solution

The fourth proportional to 12,398,890.38, 18,597,991.77 and 3,301,066.02 is: 4,951,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,398,890.38 : 18,597,991.77 = 3,301,066.02 : x
  2. Step 2: Convert to fraction form
    12,398,890.38/18,597,991.77 = 3,301,066.02/x
  3. Step 3: Cross multiply
    12,398,890.38x = 18,597,991.77 × 3,301,066.02
  4. Step 4: Simplify right side
    12,398,890.38x = 61,393,198,672,186.66
  5. Step 5: Solve for x
    x = 61,393,198,672,186.66/12,398,890.38
  6. Step 6: Final answer
    x = 4,951,507.50

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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.