Home / 55,031,317.79-75,944,918.39-30,253,397.94

Finding the Fourth Proportional to 55,031,317.79, 75,944,918.39 and 30,253,397.94

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Solution

The fourth proportional to 55,031,317.79, 75,944,918.39 and 30,253,397.94 is: 41,750,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,031,317.79 : 75,944,918.39 = 30,253,397.94 : x
  2. Step 2: Convert to fraction form
    55,031,317.79/75,944,918.39 = 30,253,397.94/x
  3. Step 3: Cross multiply
    55,031,317.79x = 75,944,918.39 × 30,253,397.94
  4. Step 4: Simplify right side
    55,031,317.79x = 2,297,591,837,422,227.50
  5. Step 5: Solve for x
    x = 2,297,591,837,422,227.50/55,031,317.79
  6. Step 6: Final answer
    x = 41,750,623.64

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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.