Home / 6,228,913.40-9,343,370.10-2,189,961.80

Finding the Fourth Proportional to 6,228,913.40, 9,343,370.10 and 2,189,961.80

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Solution

The fourth proportional to 6,228,913.40, 9,343,370.10 and 2,189,961.80 is: 3,284,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228,913.40 : 9,343,370.10 = 2,189,961.80 : x
  2. Step 2: Convert to fraction form
    6,228,913.40/9,343,370.10 = 2,189,961.80/x
  3. Step 3: Cross multiply
    6,228,913.40x = 9,343,370.10 × 2,189,961.80
  4. Step 4: Simplify right side
    6,228,913.40x = 20,461,623,602,262.18
  5. Step 5: Solve for x
    x = 20,461,623,602,262.18/6,228,913.40
  6. Step 6: Final answer
    x = 3,284,942.70

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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.