Home / 20,022,099.32-30,033,148.50-9,236,209

Finding the Fourth Proportional to 20,022,099.32, 30,033,148.50 and 9,236,209

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Solution

The fourth proportional to 20,022,099.32, 30,033,148.50 and 9,236,209 is: 13,854,313.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022,099.32 : 30,033,148.50 = 9,236,209 : x
  2. Step 2: Convert to fraction form
    20,022,099.32/30,033,148.50 = 9,236,209/x
  3. Step 3: Cross multiply
    20,022,099.32x = 30,033,148.50 × 9,236,209
  4. Step 4: Simplify right side
    20,022,099.32x = 277,392,436,474,036.50
  5. Step 5: Solve for x
    x = 277,392,436,474,036.50/20,022,099.32
  6. Step 6: Final answer
    x = 13,854,313.28

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1.5x scale

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.