Home / 20,803,995.80-31,145,168.10-14,832,027.80

Finding the Fourth Proportional to 20,803,995.80, 31,145,168.10 and 14,832,027.80

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Solution

The fourth proportional to 20,803,995.80, 31,145,168.10 and 14,832,027.80 is: 22,204,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,803,995.80 : 31,145,168.10 = 14,832,027.80 : x
  2. Step 2: Convert to fraction form
    20,803,995.80/31,145,168.10 = 14,832,027.80/x
  3. Step 3: Cross multiply
    20,803,995.80x = 31,145,168.10 × 14,832,027.80
  4. Step 4: Simplify right side
    20,803,995.80x = 461,945,999,094,873.25
  5. Step 5: Solve for x
    x = 461,945,999,094,873.25/20,803,995.80
  6. Step 6: Final answer
    x = 22,204,676.62

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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.