Home / 13,333,810.70-20,000,716.05-9,029,138.60

Finding the Fourth Proportional to 13,333,810.70, 20,000,716.05 and 9,029,138.60

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Solution

The fourth proportional to 13,333,810.70, 20,000,716.05 and 9,029,138.60 is: 13,543,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333,810.70 : 20,000,716.05 = 9,029,138.60 : x
  2. Step 2: Convert to fraction form
    13,333,810.70/20,000,716.05 = 9,029,138.60/x
  3. Step 3: Cross multiply
    13,333,810.70x = 20,000,716.05 × 9,029,138.60
  4. Step 4: Simplify right side
    13,333,810.70x = 180,589,237,314,694.53
  5. Step 5: Solve for x
    x = 180,589,237,314,694.53/13,333,810.70
  6. Step 6: Final answer
    x = 13,543,707.90

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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.