Home / 15,552,012.90-23,328,019.35-12,339,747.30

Finding the Fourth Proportional to 15,552,012.90, 23,328,019.35 and 12,339,747.30

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Solution

The fourth proportional to 15,552,012.90, 23,328,019.35 and 12,339,747.30 is: 18,509,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,012.90 : 23,328,019.35 = 12,339,747.30 : x
  2. Step 2: Convert to fraction form
    15,552,012.90/23,328,019.35 = 12,339,747.30/x
  3. Step 3: Cross multiply
    15,552,012.90x = 23,328,019.35 × 12,339,747.30
  4. Step 4: Simplify right side
    15,552,012.90x = 287,861,863,788,510.31
  5. Step 5: Solve for x
    x = 287,861,863,788,510.31/15,552,012.90
  6. Step 6: Final answer
    x = 18,509,620.95

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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.