Home / 18,458,409.17-25,473,118.27-10,199,003.65

Finding the Fourth Proportional to 18,458,409.17, 25,473,118.27 and 10,199,003.65

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Solution

The fourth proportional to 18,458,409.17, 25,473,118.27 and 10,199,003.65 is: 14,074,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,458,409.17 : 25,473,118.27 = 10,199,003.65 : x
  2. Step 2: Convert to fraction form
    18,458,409.17/25,473,118.27 = 10,199,003.65/x
  3. Step 3: Cross multiply
    18,458,409.17x = 25,473,118.27 × 10,199,003.65
  4. Step 4: Simplify right side
    18,458,409.17x = 259,800,426,185,520.56
  5. Step 5: Solve for x
    x = 259,800,426,185,520.56/18,458,409.17
  6. Step 6: Final answer
    x = 14,074,908.83

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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.