Home / 18,503,623.92-25,537,672.80-10,661,634

Finding the Fourth Proportional to 18,503,623.92, 25,537,672.80 and 10,661,634

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Solution

The fourth proportional to 18,503,623.92, 25,537,672.80 and 10,661,634 is: 14,714,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,623.92 : 25,537,672.80 = 10,661,634 : x
  2. Step 2: Convert to fraction form
    18,503,623.92/25,537,672.80 = 10,661,634/x
  3. Step 3: Cross multiply
    18,503,623.92x = 25,537,672.80 × 10,661,634
  4. Step 4: Simplify right side
    18,503,623.92x = 272,273,320,605,355.22
  5. Step 5: Solve for x
    x = 272,273,320,605,355.22/18,503,623.92
  6. Step 6: Final answer
    x = 14,714,594.38

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1.5x scale

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.