Home / 14,646,750.32-20,214,607.94-8,121,830.96

Finding the Fourth Proportional to 14,646,750.32, 20,214,607.94 and 8,121,830.96

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Solution

The fourth proportional to 14,646,750.32, 20,214,607.94 and 8,121,830.96 is: 11,209,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646,750.32 : 20,214,607.94 = 8,121,830.96 : x
  2. Step 2: Convert to fraction form
    14,646,750.32/20,214,607.94 = 8,121,830.96/x
  3. Step 3: Cross multiply
    14,646,750.32x = 20,214,607.94 × 8,121,830.96
  4. Step 4: Simplify right side
    14,646,750.32x = 164,179,628,469,671.62
  5. Step 5: Solve for x
    x = 164,179,628,469,671.62/14,646,750.32
  6. Step 6: Final answer
    x = 11,209,287.04

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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.