Home / 6,649,000.20-9,974,018.70-2,862,606.60

Finding the Fourth Proportional to 6,649,000.20, 9,974,018.70 and 2,862,606.60

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Solution

The fourth proportional to 6,649,000.20, 9,974,018.70 and 2,862,606.60 is: 4,294,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,000.20 : 9,974,018.70 = 2,862,606.60 : x
  2. Step 2: Convert to fraction form
    6,649,000.20/9,974,018.70 = 2,862,606.60/x
  3. Step 3: Cross multiply
    6,649,000.20x = 9,974,018.70 × 2,862,606.60
  4. Step 4: Simplify right side
    6,649,000.20x = 28,551,691,759,143.42
  5. Step 5: Solve for x
    x = 28,551,691,759,143.42/6,649,000.20
  6. Step 6: Final answer
    x = 4,294,133.09

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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.