Home / 14,164,285.20-21,277,920.60-13,628,907.60

Finding the Fourth Proportional to 14,164,285.20, 21,277,920.60 and 13,628,907.60

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Solution

The fourth proportional to 14,164,285.20, 21,277,920.60 and 13,628,907.60 is: 20,473,663.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164,285.20 : 21,277,920.60 = 13,628,907.60 : x
  2. Step 2: Convert to fraction form
    14,164,285.20/21,277,920.60 = 13,628,907.60/x
  3. Step 3: Cross multiply
    14,164,285.20x = 21,277,920.60 × 13,628,907.60
  4. Step 4: Simplify right side
    14,164,285.20x = 289,994,813,777,536.56
  5. Step 5: Solve for x
    x = 289,994,813,777,536.56/14,164,285.20
  6. Step 6: Final answer
    x = 20,473,663.84

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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.