Home / 18,897,709.90-26,078,832.75-10,313,005.90

Finding the Fourth Proportional to 18,897,709.90, 26,078,832.75 and 10,313,005.90

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Solution

The fourth proportional to 18,897,709.90, 26,078,832.75 and 10,313,005.90 is: 14,231,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,897,709.90 : 26,078,832.75 = 10,313,005.90 : x
  2. Step 2: Convert to fraction form
    18,897,709.90/26,078,832.75 = 10,313,005.90/x
  3. Step 3: Cross multiply
    18,897,709.90x = 26,078,832.75 × 10,313,005.90
  4. Step 4: Simplify right side
    18,897,709.90x = 268,951,156,015,863.25
  5. Step 5: Solve for x
    x = 268,951,156,015,863.25/18,897,709.90
  6. Step 6: Final answer
    x = 14,231,944.37

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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.