Home / 10,367,998.20-15,551,997.30-9,322,903.80

Finding the Fourth Proportional to 10,367,998.20, 15,551,997.30 and 9,322,903.80

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Solution

The fourth proportional to 10,367,998.20, 15,551,997.30 and 9,322,903.80 is: 13,984,355.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,998.20 : 15,551,997.30 = 9,322,903.80 : x
  2. Step 2: Convert to fraction form
    10,367,998.20/15,551,997.30 = 9,322,903.80/x
  3. Step 3: Cross multiply
    10,367,998.20x = 15,551,997.30 × 9,322,903.80
  4. Step 4: Simplify right side
    10,367,998.20x = 144,989,774,725,759.75
  5. Step 5: Solve for x
    x = 144,989,774,725,759.75/10,367,998.20
  6. Step 6: Final answer
    x = 13,984,355.70

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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.