Home / 13,333,786.20-20,000,679.30-9,029,114.10

Finding the Fourth Proportional to 13,333,786.20, 20,000,679.30 and 9,029,114.10

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Solution

The fourth proportional to 13,333,786.20, 20,000,679.30 and 9,029,114.10 is: 13,543,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333,786.20 : 20,000,679.30 = 9,029,114.10 : x
  2. Step 2: Convert to fraction form
    13,333,786.20/20,000,679.30 = 9,029,114.10/x
  3. Step 3: Cross multiply
    13,333,786.20x = 20,000,679.30 × 9,029,114.10
  4. Step 4: Simplify right side
    13,333,786.20x = 180,588,415,477,208.12
  5. Step 5: Solve for x
    x = 180,588,415,477,208.12/13,333,786.20
  6. Step 6: Final answer
    x = 13,543,671.15

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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.