Home / 18,373,005.70-27,559,508.55-8,807,067.70

Finding the Fourth Proportional to 18,373,005.70, 27,559,508.55 and 8,807,067.70

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Solution

The fourth proportional to 18,373,005.70, 27,559,508.55 and 8,807,067.70 is: 13,210,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373,005.70 : 27,559,508.55 = 8,807,067.70 : x
  2. Step 2: Convert to fraction form
    18,373,005.70/27,559,508.55 = 8,807,067.70/x
  3. Step 3: Cross multiply
    18,373,005.70x = 27,559,508.55 × 8,807,067.70
  4. Step 4: Simplify right side
    18,373,005.70x = 242,718,457,578,578.81
  5. Step 5: Solve for x
    x = 242,718,457,578,578.81/18,373,005.70
  6. Step 6: Final answer
    x = 13,210,601.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.