Home / 7,488,010.40-11,232,015.60-2,439,831.20

Finding the Fourth Proportional to 7,488,010.40, 11,232,015.60 and 2,439,831.20

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Solution

The fourth proportional to 7,488,010.40, 11,232,015.60 and 2,439,831.20 is: 3,659,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,010.40 : 11,232,015.60 = 2,439,831.20 : x
  2. Step 2: Convert to fraction form
    7,488,010.40/11,232,015.60 = 2,439,831.20/x
  3. Step 3: Cross multiply
    7,488,010.40x = 11,232,015.60 × 2,439,831.20
  4. Step 4: Simplify right side
    7,488,010.40x = 27,404,222,099,766.72
  5. Step 5: Solve for x
    x = 27,404,222,099,766.72/7,488,010.40
  6. Step 6: Final answer
    x = 3,659,746.80

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Similar ratio
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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.