Home / 18,503,812.94-25,537,934.16-10,661,823.83

Finding the Fourth Proportional to 18,503,812.94, 25,537,934.16 and 10,661,823.83

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Solution

The fourth proportional to 18,503,812.94, 25,537,934.16 and 10,661,823.83 is: 14,714,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,812.94 : 25,537,934.16 = 10,661,823.83 : x
  2. Step 2: Convert to fraction form
    18,503,812.94/25,537,934.16 = 10,661,823.83/x
  3. Step 3: Cross multiply
    18,503,812.94x = 25,537,934.16 × 10,661,823.83
  4. Step 4: Simplify right side
    18,503,812.94x = 272,280,954,815,060.25
  5. Step 5: Solve for x
    x = 272,280,954,815,060.25/18,503,812.94
  6. Step 6: Final answer
    x = 14,714,856.65

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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.