Home / 6,383,501.20-9,582,250.20-3,990,048.40

Finding the Fourth Proportional to 6,383,501.20, 9,582,250.20 and 3,990,048.40

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Solution

The fourth proportional to 6,383,501.20, 9,582,250.20 and 3,990,048.40 is: 5,989,446.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,383,501.20 : 9,582,250.20 = 3,990,048.40 : x
  2. Step 2: Convert to fraction form
    6,383,501.20/9,582,250.20 = 3,990,048.40/x
  3. Step 3: Cross multiply
    6,383,501.20x = 9,582,250.20 × 3,990,048.40
  4. Step 4: Simplify right side
    6,383,501.20x = 38,233,642,078,909.68
  5. Step 5: Solve for x
    x = 38,233,642,078,909.68/6,383,501.20
  6. Step 6: Final answer
    x = 5,989,446.99

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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.