Home / 18,455,498.09-25,469,315.93-10,614,997.85

Finding the Fourth Proportional to 18,455,498.09, 25,469,315.93 and 10,614,997.85

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Solution

The fourth proportional to 18,455,498.09, 25,469,315.93 and 10,614,997.85 is: 14,649,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,498.09 : 25,469,315.93 = 10,614,997.85 : x
  2. Step 2: Convert to fraction form
    18,455,498.09/25,469,315.93 = 10,614,997.85/x
  3. Step 3: Cross multiply
    18,455,498.09x = 25,469,315.93 × 10,614,997.85
  4. Step 4: Simplify right side
    18,455,498.09x = 270,356,733,657,499.22
  5. Step 5: Solve for x
    x = 270,356,733,657,499.22/18,455,498.09
  6. Step 6: Final answer
    x = 14,649,116.07

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Double scale
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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.