Home / 7,985,200.30-11,977,800.45-2,227,922.80

Finding the Fourth Proportional to 7,985,200.30, 11,977,800.45 and 2,227,922.80

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Solution

The fourth proportional to 7,985,200.30, 11,977,800.45 and 2,227,922.80 is: 3,341,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,985,200.30 : 11,977,800.45 = 2,227,922.80 : x
  2. Step 2: Convert to fraction form
    7,985,200.30/11,977,800.45 = 2,227,922.80/x
  3. Step 3: Cross multiply
    7,985,200.30x = 11,977,800.45 × 2,227,922.80
  4. Step 4: Simplify right side
    7,985,200.30x = 26,685,614,716,405.26
  5. Step 5: Solve for x
    x = 26,685,614,716,405.26/7,985,200.30
  6. Step 6: Final answer
    x = 3,341,884.20

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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.