Home / 10,251,409.20-15,366,616.20-5,989,383.60

Finding the Fourth Proportional to 10,251,409.20, 15,366,616.20 and 5,989,383.60

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Solution

The fourth proportional to 10,251,409.20, 15,366,616.20 and 5,989,383.60 is: 8,977,942.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251,409.20 : 15,366,616.20 = 5,989,383.60 : x
  2. Step 2: Convert to fraction form
    10,251,409.20/15,366,616.20 = 5,989,383.60/x
  3. Step 3: Cross multiply
    10,251,409.20x = 15,366,616.20 × 5,989,383.60
  4. Step 4: Simplify right side
    10,251,409.20x = 92,036,559,055,774.31
  5. Step 5: Solve for x
    x = 92,036,559,055,774.31/10,251,409.20
  6. Step 6: Final answer
    x = 8,977,942.18

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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.