Home / 16,111,124.60-22,231,676.41-9,139,580.96

Finding the Fourth Proportional to 16,111,124.60, 22,231,676.41 and 9,139,580.96

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Solution

The fourth proportional to 16,111,124.60, 22,231,676.41 and 9,139,580.96 is: 12,611,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,111,124.60 : 22,231,676.41 = 9,139,580.96 : x
  2. Step 2: Convert to fraction form
    16,111,124.60/22,231,676.41 = 9,139,580.96/x
  3. Step 3: Cross multiply
    16,111,124.60x = 22,231,676.41 × 9,139,580.96
  4. Step 4: Simplify right side
    16,111,124.60x = 203,188,206,291,709.81
  5. Step 5: Solve for x
    x = 203,188,206,291,709.81/16,111,124.60
  6. Step 6: Final answer
    x = 12,611,671.21

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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.