Home / 9,422,197.84-12,999,321.70-6,160,921.58

Finding the Fourth Proportional to 9,422,197.84, 12,999,321.70 and 6,160,921.58

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Solution

The fourth proportional to 9,422,197.84, 12,999,321.70 and 6,160,921.58 is: 8,499,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422,197.84 : 12,999,321.70 = 6,160,921.58 : x
  2. Step 2: Convert to fraction form
    9,422,197.84/12,999,321.70 = 6,160,921.58/x
  3. Step 3: Cross multiply
    9,422,197.84x = 12,999,321.70 × 6,160,921.58
  4. Step 4: Simplify right side
    9,422,197.84x = 80,087,801,586,892.28
  5. Step 5: Solve for x
    x = 80,087,801,586,892.28/9,422,197.84
  6. Step 6: Final answer
    x = 8,499,906.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.