Home / 8,149,883.60-12,224,825.40-5,315,531.60

Finding the Fourth Proportional to 8,149,883.60, 12,224,825.40 and 5,315,531.60

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Solution

The fourth proportional to 8,149,883.60, 12,224,825.40 and 5,315,531.60 is: 7,973,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,883.60 : 12,224,825.40 = 5,315,531.60 : x
  2. Step 2: Convert to fraction form
    8,149,883.60/12,224,825.40 = 5,315,531.60/x
  3. Step 3: Cross multiply
    8,149,883.60x = 12,224,825.40 × 5,315,531.60
  4. Step 4: Simplify right side
    8,149,883.60x = 64,981,445,718,182.64
  5. Step 5: Solve for x
    x = 64,981,445,718,182.64/8,149,883.60
  6. Step 6: Final answer
    x = 7,973,297.40

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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.