Home / 26,165,051.78-39,248,659.85-7,720,997.00

Finding the Fourth Proportional to 26,165,051.78, 39,248,659.85 and 7,720,997.00

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Solution

The fourth proportional to 26,165,051.78, 39,248,659.85 and 7,720,997.00 is: 11,581,814.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,165,051.78 : 39,248,659.85 = 7,720,997.00 : x
  2. Step 2: Convert to fraction form
    26,165,051.78/39,248,659.85 = 7,720,997.00/x
  3. Step 3: Cross multiply
    26,165,051.78x = 39,248,659.85 × 7,720,997.00
  4. Step 4: Simplify right side
    26,165,051.78x = 303,038,784,721,022.19
  5. Step 5: Solve for x
    x = 303,038,784,721,022.19/26,165,051.78
  6. Step 6: Final answer
    x = 11,581,814.83

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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.