Home / 18,503,834.49-25,537,963.95-10,661,845.41

Finding the Fourth Proportional to 18,503,834.49, 25,537,963.95 and 10,661,845.41

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Solution

The fourth proportional to 18,503,834.49, 25,537,963.95 and 10,661,845.41 is: 14,714,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,834.49 : 25,537,963.95 = 10,661,845.41 : x
  2. Step 2: Convert to fraction form
    18,503,834.49/25,537,963.95 = 10,661,845.41/x
  3. Step 3: Cross multiply
    18,503,834.49x = 25,537,963.95 × 10,661,845.41
  4. Step 4: Simplify right side
    18,503,834.49x = 272,281,823,721,052.97
  5. Step 5: Solve for x
    x = 272,281,823,721,052.97/18,503,834.49
  6. Step 6: Final answer
    x = 14,714,886.47

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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.