Home / 18,503,813.27-25,537,933.29-10,661,823.59

Finding the Fourth Proportional to 18,503,813.27, 25,537,933.29 and 10,661,823.59

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Solution

The fourth proportional to 18,503,813.27, 25,537,933.29 and 10,661,823.59 is: 14,714,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,813.27 : 25,537,933.29 = 10,661,823.59 : x
  2. Step 2: Convert to fraction form
    18,503,813.27/25,537,933.29 = 10,661,823.59/x
  3. Step 3: Cross multiply
    18,503,813.27x = 25,537,933.29 × 10,661,823.59
  4. Step 4: Simplify right side
    18,503,813.27x = 272,280,939,591,168.31
  5. Step 5: Solve for x
    x = 272,280,939,591,168.31/18,503,813.27
  6. Step 6: Final answer
    x = 14,714,855.56

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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.