Home / 5,621,995.30-8,427,605.60-2,379,071.92

Finding the Fourth Proportional to 5,621,995.30, 8,427,605.60 and 2,379,071.92

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Solution

The fourth proportional to 5,621,995.30, 8,427,605.60 and 2,379,071.92 is: 3,566,328.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,995.30 : 8,427,605.60 = 2,379,071.92 : x
  2. Step 2: Convert to fraction form
    5,621,995.30/8,427,605.60 = 2,379,071.92/x
  3. Step 3: Cross multiply
    5,621,995.30x = 8,427,605.60 × 2,379,071.92
  4. Step 4: Simplify right side
    5,621,995.30x = 20,049,879,835,794.75
  5. Step 5: Solve for x
    x = 20,049,879,835,794.75/5,621,995.30
  6. Step 6: Final answer
    x = 3,566,328.10

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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.