Home / 49,212,003.40-73,818,005.10-15,128,920.60

Finding the Fourth Proportional to 49,212,003.40, 73,818,005.10 and 15,128,920.60

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Solution

The fourth proportional to 49,212,003.40, 73,818,005.10 and 15,128,920.60 is: 22,693,380.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,212,003.40 : 73,818,005.10 = 15,128,920.60 : x
  2. Step 2: Convert to fraction form
    49,212,003.40/73,818,005.10 = 15,128,920.60/x
  3. Step 3: Cross multiply
    49,212,003.40x = 73,818,005.10 × 15,128,920.60
  4. Step 4: Simplify right side
    49,212,003.40x = 1,116,786,738,008,295
  5. Step 5: Solve for x
    x = 1,116,786,738,008,295/49,212,003.40
  6. Step 6: Final answer
    x = 22,693,380.90

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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.