Home / 7,414,244.40-11,122,403.40-3,154,378.80

Finding the Fourth Proportional to 7,414,244.40, 11,122,403.40 and 3,154,378.80

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Solution

The fourth proportional to 7,414,244.40, 11,122,403.40 and 3,154,378.80 is: 4,732,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414,244.40 : 11,122,403.40 = 3,154,378.80 : x
  2. Step 2: Convert to fraction form
    7,414,244.40/11,122,403.40 = 3,154,378.80/x
  3. Step 3: Cross multiply
    7,414,244.40x = 11,122,403.40 × 3,154,378.80
  4. Step 4: Simplify right side
    7,414,244.40x = 35,084,273,490,007.92
  5. Step 5: Solve for x
    x = 35,084,273,490,007.92/7,414,244.40
  6. Step 6: Final answer
    x = 4,732,009.30

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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.