Home / 11,402,854.40-17,104,281.60-10,647,027.20

Finding the Fourth Proportional to 11,402,854.40, 17,104,281.60 and 10,647,027.20

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Solution

The fourth proportional to 11,402,854.40, 17,104,281.60 and 10,647,027.20 is: 15,970,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402,854.40 : 17,104,281.60 = 10,647,027.20 : x
  2. Step 2: Convert to fraction form
    11,402,854.40/17,104,281.60 = 10,647,027.20/x
  3. Step 3: Cross multiply
    11,402,854.40x = 17,104,281.60 × 10,647,027.20
  4. Step 4: Simplify right side
    11,402,854.40x = 182,109,751,431,659.53
  5. Step 5: Solve for x
    x = 182,109,751,431,659.53/11,402,854.40
  6. Step 6: Final answer
    x = 15,970,540.80

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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.