Home / 20,022,094.32-30,033,141-9,236,203.98

Finding the Fourth Proportional to 20,022,094.32, 30,033,141 and 9,236,203.98

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Solution

The fourth proportional to 20,022,094.32, 30,033,141 and 9,236,203.98 is: 13,854,305.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,094.32 : 30,033,141 = 9,236,203.98 : x
  2. Step 2: Convert to fraction form
    20,022,094.32/30,033,141 = 9,236,203.98/x
  3. Step 3: Cross multiply
    20,022,094.32x = 30,033,141 × 9,236,203.98
  4. Step 4: Simplify right side
    20,022,094.32x = 277,392,216,436,101.19
  5. Step 5: Solve for x
    x = 277,392,216,436,101.19/20,022,094.32
  6. Step 6: Final answer
    x = 13,854,305.75

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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.