Home / 6,237,020.20-9,355,530.30-1,977,181.60

Finding the Fourth Proportional to 6,237,020.20, 9,355,530.30 and 1,977,181.60

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Solution

The fourth proportional to 6,237,020.20, 9,355,530.30 and 1,977,181.60 is: 2,965,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237,020.20 : 9,355,530.30 = 1,977,181.60 : x
  2. Step 2: Convert to fraction form
    6,237,020.20/9,355,530.30 = 1,977,181.60/x
  3. Step 3: Cross multiply
    6,237,020.20x = 9,355,530.30 × 1,977,181.60
  4. Step 4: Simplify right side
    6,237,020.20x = 18,497,582,367,402.48
  5. Step 5: Solve for x
    x = 18,497,582,367,402.48/6,237,020.20
  6. Step 6: Final answer
    x = 2,965,772.40

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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.