Home / 26,357,009.05-39,561,016.51-12,719,755.50

Finding the Fourth Proportional to 26,357,009.05, 39,561,016.51 and 12,719,755.50

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Solution

The fourth proportional to 26,357,009.05, 39,561,016.51 and 12,719,755.50 is: 19,091,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357,009.05 : 39,561,016.51 = 12,719,755.50 : x
  2. Step 2: Convert to fraction form
    26,357,009.05/39,561,016.51 = 12,719,755.50/x
  3. Step 3: Cross multiply
    26,357,009.05x = 39,561,016.51 × 12,719,755.50
  4. Step 4: Simplify right side
    26,357,009.05x = 503,206,457,338,663.25
  5. Step 5: Solve for x
    x = 503,206,457,338,663.25/26,357,009.05
  6. Step 6: Final answer
    x = 19,091,940.83

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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.