Home / 12,932,455.31-19,399,141.22-3,217,118.88

Finding the Fourth Proportional to 12,932,455.31, 19,399,141.22 and 3,217,118.88

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Solution

The fourth proportional to 12,932,455.31, 19,399,141.22 and 3,217,118.88 is: 4,825,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932,455.31 : 19,399,141.22 = 3,217,118.88 : x
  2. Step 2: Convert to fraction form
    12,932,455.31/19,399,141.22 = 3,217,118.88/x
  3. Step 3: Cross multiply
    12,932,455.31x = 19,399,141.22 × 3,217,118.88
  4. Step 4: Simplify right side
    12,932,455.31x = 62,409,343,474,648.23
  5. Step 5: Solve for x
    x = 62,409,343,474,648.23/12,932,455.31
  6. Step 6: Final answer
    x = 4,825,792.32

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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.