Home / 6,649,372.80-9,974,059.20-2,389,971.60

Finding the Fourth Proportional to 6,649,372.80, 9,974,059.20 and 2,389,971.60

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Solution

The fourth proportional to 6,649,372.80, 9,974,059.20 and 2,389,971.60 is: 3,584,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,372.80 : 9,974,059.20 = 2,389,971.60 : x
  2. Step 2: Convert to fraction form
    6,649,372.80/9,974,059.20 = 2,389,971.60/x
  3. Step 3: Cross multiply
    6,649,372.80x = 9,974,059.20 × 2,389,971.60
  4. Step 4: Simplify right side
    6,649,372.80x = 23,837,718,224,718.72
  5. Step 5: Solve for x
    x = 23,837,718,224,718.72/6,649,372.80
  6. Step 6: Final answer
    x = 3,584,957.40

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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.