Home / 5,388,687.90-8,083,031.85-4,857,246.90

Finding the Fourth Proportional to 5,388,687.90, 8,083,031.85 and 4,857,246.90

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Solution

The fourth proportional to 5,388,687.90, 8,083,031.85 and 4,857,246.90 is: 7,285,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,687.90 : 8,083,031.85 = 4,857,246.90 : x
  2. Step 2: Convert to fraction form
    5,388,687.90/8,083,031.85 = 4,857,246.90/x
  3. Step 3: Cross multiply
    5,388,687.90x = 8,083,031.85 × 4,857,246.90
  4. Step 4: Simplify right side
    5,388,687.90x = 39,261,281,396,013.77
  5. Step 5: Solve for x
    x = 39,261,281,396,013.77/5,388,687.90
  6. Step 6: Final answer
    x = 7,285,870.35

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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.