Home / 7,100,672.80-10,651,009.20-2,052,493.60

Finding the Fourth Proportional to 7,100,672.80, 10,651,009.20 and 2,052,493.60

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Solution

The fourth proportional to 7,100,672.80, 10,651,009.20 and 2,052,493.60 is: 3,078,740.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,672.80 : 10,651,009.20 = 2,052,493.60 : x
  2. Step 2: Convert to fraction form
    7,100,672.80/10,651,009.20 = 2,052,493.60/x
  3. Step 3: Cross multiply
    7,100,672.80x = 10,651,009.20 × 2,052,493.60
  4. Step 4: Simplify right side
    7,100,672.80x = 21,861,128,216,541.12
  5. Step 5: Solve for x
    x = 21,861,128,216,541.12/7,100,672.80
  6. Step 6: Final answer
    x = 3,078,740.40

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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.