Home / 7,473,046.20-11,209,569.30-4,922,129.40

Finding the Fourth Proportional to 7,473,046.20, 11,209,569.30 and 4,922,129.40

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Solution

The fourth proportional to 7,473,046.20, 11,209,569.30 and 4,922,129.40 is: 7,383,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,046.20 : 11,209,569.30 = 4,922,129.40 : x
  2. Step 2: Convert to fraction form
    7,473,046.20/11,209,569.30 = 4,922,129.40/x
  3. Step 3: Cross multiply
    7,473,046.20x = 11,209,569.30 × 4,922,129.40
  4. Step 4: Simplify right side
    7,473,046.20x = 55,174,950,612,867.43
  5. Step 5: Solve for x
    x = 55,174,950,612,867.43/7,473,046.20
  6. Step 6: Final answer
    x = 7,383,194.10

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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.