Home / 25,545,424.43-35,298,799.05-18,190,488.64

Finding the Fourth Proportional to 25,545,424.43, 35,298,799.05 and 18,190,488.64

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Solution

The fourth proportional to 25,545,424.43, 35,298,799.05 and 18,190,488.64 is: 25,135,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,545,424.43 : 35,298,799.05 = 18,190,488.64 : x
  2. Step 2: Convert to fraction form
    25,545,424.43/35,298,799.05 = 18,190,488.64/x
  3. Step 3: Cross multiply
    25,545,424.43x = 35,298,799.05 × 18,190,488.64
  4. Step 4: Simplify right side
    25,545,424.43x = 642,102,403,020,408.50
  5. Step 5: Solve for x
    x = 642,102,403,020,408.50/25,545,424.43
  6. Step 6: Final answer
    x = 25,135,710.89

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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.