Home / 15,311,427.30-23,001,355.35-12,792,003.30

Finding the Fourth Proportional to 15,311,427.30, 23,001,355.35 and 12,792,003.30

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Solution

The fourth proportional to 15,311,427.30, 23,001,355.35 and 12,792,003.30 is: 19,216,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311,427.30 : 23,001,355.35 = 12,792,003.30 : x
  2. Step 2: Convert to fraction form
    15,311,427.30/23,001,355.35 = 12,792,003.30/x
  3. Step 3: Cross multiply
    15,311,427.30x = 23,001,355.35 × 12,792,003.30
  4. Step 4: Simplify right side
    15,311,427.30x = 294,233,413,541,672.69
  5. Step 5: Solve for x
    x = 294,233,413,541,672.69/15,311,427.30
  6. Step 6: Final answer
    x = 19,216,589.53

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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.