Home / 16,661,360.80-24,964,047.60-8,123,312.80

Finding the Fourth Proportional to 16,661,360.80, 24,964,047.60 and 8,123,312.80

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Solution

The fourth proportional to 16,661,360.80, 24,964,047.60 and 8,123,312.80 is: 12,171,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,661,360.80 : 24,964,047.60 = 8,123,312.80 : x
  2. Step 2: Convert to fraction form
    16,661,360.80/24,964,047.60 = 8,123,312.80/x
  3. Step 3: Cross multiply
    16,661,360.80x = 24,964,047.60 × 8,123,312.80
  4. Step 4: Simplify right side
    16,661,360.80x = 202,790,767,408,889.28
  5. Step 5: Solve for x
    x = 202,790,767,408,889.28/16,661,360.80
  6. Step 6: Final answer
    x = 12,171,320.81

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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.