Home / 14,672,671.20-20,247,349.59-8,146,299.02

Finding the Fourth Proportional to 14,672,671.20, 20,247,349.59 and 8,146,299.02

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Solution

The fourth proportional to 14,672,671.20, 20,247,349.59 and 8,146,299.02 is: 11,241,372.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672,671.20 : 20,247,349.59 = 8,146,299.02 : x
  2. Step 2: Convert to fraction form
    14,672,671.20/20,247,349.59 = 8,146,299.02/x
  3. Step 3: Cross multiply
    14,672,671.20x = 20,247,349.59 × 8,146,299.02
  4. Step 4: Simplify right side
    14,672,671.20x = 164,940,964,021,377.66
  5. Step 5: Solve for x
    x = 164,940,964,021,377.66/14,672,671.20
  6. Step 6: Final answer
    x = 11,241,372.60

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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.