Home / 17,425,428.51-26,139,781.89-5,129,399.91

Finding the Fourth Proportional to 17,425,428.51, 26,139,781.89 and 5,129,399.91

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Solution

The fourth proportional to 17,425,428.51, 26,139,781.89 and 5,129,399.91 is: 7,694,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,425,428.51 : 26,139,781.89 = 5,129,399.91 : x
  2. Step 2: Convert to fraction form
    17,425,428.51/26,139,781.89 = 5,129,399.91/x
  3. Step 3: Cross multiply
    17,425,428.51x = 26,139,781.89 × 5,129,399.91
  4. Step 4: Simplify right side
    17,425,428.51x = 134,081,394,873,985.64
  5. Step 5: Solve for x
    x = 134,081,394,873,985.64/17,425,428.51
  6. Step 6: Final answer
    x = 7,694,582.36

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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.