Home / 14,003,222.40-20,962,843.20-8,320,521.60

Finding the Fourth Proportional to 14,003,222.40, 20,962,843.20 and 8,320,521.60

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Solution

The fourth proportional to 14,003,222.40, 20,962,843.20 and 8,320,521.60 is: 12,455,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,222.40 : 20,962,843.20 = 8,320,521.60 : x
  2. Step 2: Convert to fraction form
    14,003,222.40/20,962,843.20 = 8,320,521.60/x
  3. Step 3: Cross multiply
    14,003,222.40x = 20,962,843.20 × 8,320,521.60
  4. Step 4: Simplify right side
    14,003,222.40x = 174,421,789,643,013.09
  5. Step 5: Solve for x
    x = 174,421,789,643,013.09/14,003,222.40
  6. Step 6: Final answer
    x = 12,455,832.28

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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.