Home / 8,492,815.98-12,739,246.45-3,943,287.36

Finding the Fourth Proportional to 8,492,815.98, 12,739,246.45 and 3,943,287.36

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Solution

The fourth proportional to 8,492,815.98, 12,739,246.45 and 3,943,287.36 is: 5,914,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,492,815.98 : 12,739,246.45 = 3,943,287.36 : x
  2. Step 2: Convert to fraction form
    8,492,815.98/12,739,246.45 = 3,943,287.36/x
  3. Step 3: Cross multiply
    8,492,815.98x = 12,739,246.45 × 3,943,287.36
  4. Step 4: Simplify right side
    8,492,815.98x = 50,234,509,492,351.65
  5. Step 5: Solve for x
    x = 50,234,509,492,351.65/8,492,815.98
  6. Step 6: Final answer
    x = 5,914,941.48

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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.