Home / 12,317,556.60-18,441,342.90-11,647,265.40

Finding the Fourth Proportional to 12,317,556.60, 18,441,342.90 and 11,647,265.40

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Solution

The fourth proportional to 12,317,556.60, 18,441,342.90 and 11,647,265.40 is: 17,437,810.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317,556.60 : 18,441,342.90 = 11,647,265.40 : x
  2. Step 2: Convert to fraction form
    12,317,556.60/18,441,342.90 = 11,647,265.40/x
  3. Step 3: Cross multiply
    12,317,556.60x = 18,441,342.90 × 11,647,265.40
  4. Step 4: Simplify right side
    12,317,556.60x = 214,791,215,088,705.66
  5. Step 5: Solve for x
    x = 214,791,215,088,705.66/12,317,556.60
  6. Step 6: Final answer
    x = 17,437,810.28

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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.