Home / 22,543,317.08-31,109,788.83-12,230,037.44

Finding the Fourth Proportional to 22,543,317.08, 31,109,788.83 and 12,230,037.44

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Solution

The fourth proportional to 22,543,317.08, 31,109,788.83 and 12,230,037.44 is: 16,877,457.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,543,317.08 : 31,109,788.83 = 12,230,037.44 : x
  2. Step 2: Convert to fraction form
    22,543,317.08/31,109,788.83 = 12,230,037.44/x
  3. Step 3: Cross multiply
    22,543,317.08x = 31,109,788.83 × 12,230,037.44
  4. Step 4: Simplify right side
    22,543,317.08x = 380,473,882,141,393.75
  5. Step 5: Solve for x
    x = 380,473,882,141,393.75/22,543,317.08
  6. Step 6: Final answer
    x = 16,877,457.78

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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.