Home / 18,503,813.52-25,537,934.88-10,661,824.44

Finding the Fourth Proportional to 18,503,813.52, 25,537,934.88 and 10,661,824.44

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Solution

The fourth proportional to 18,503,813.52, 25,537,934.88 and 10,661,824.44 is: 14,714,857.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,813.52 : 25,537,934.88 = 10,661,824.44 : x
  2. Step 2: Convert to fraction form
    18,503,813.52/25,537,934.88 = 10,661,824.44/x
  3. Step 3: Cross multiply
    18,503,813.52x = 25,537,934.88 × 10,661,824.44
  4. Step 4: Simplify right side
    18,503,813.52x = 272,280,978,250,712.44
  5. Step 5: Solve for x
    x = 272,280,978,250,712.44/18,503,813.52
  6. Step 6: Final answer
    x = 14,714,857.45

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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.