Home / 15,471,137.60-23,206,706.40-11,932,193.60

Finding the Fourth Proportional to 15,471,137.60, 23,206,706.40 and 11,932,193.60

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Solution

The fourth proportional to 15,471,137.60, 23,206,706.40 and 11,932,193.60 is: 17,898,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,471,137.60 : 23,206,706.40 = 11,932,193.60 : x
  2. Step 2: Convert to fraction form
    15,471,137.60/23,206,706.40 = 11,932,193.60/x
  3. Step 3: Cross multiply
    15,471,137.60x = 23,206,706.40 × 11,932,193.60
  4. Step 4: Simplify right side
    15,471,137.60x = 276,906,913,583,159
  5. Step 5: Solve for x
    x = 276,906,913,583,159/15,471,137.60
  6. Step 6: Final answer
    x = 17,898,290.40

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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.