Home / 21,363,098.87-32,044,648.70-5,188,941.15

Finding the Fourth Proportional to 21,363,098.87, 32,044,648.70 and 5,188,941.15

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Solution

The fourth proportional to 21,363,098.87, 32,044,648.70 and 5,188,941.15 is: 7,783,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363,098.87 : 32,044,648.70 = 5,188,941.15 : x
  2. Step 2: Convert to fraction form
    21,363,098.87/32,044,648.70 = 5,188,941.15/x
  3. Step 3: Cross multiply
    21,363,098.87x = 32,044,648.70 × 5,188,941.15
  4. Step 4: Simplify right side
    21,363,098.87x = 166,277,796,116,500.75
  5. Step 5: Solve for x
    x = 166,277,796,116,500.75/21,363,098.87
  6. Step 6: Final answer
    x = 7,783,411.81

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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.