Home / 7,241,027.20-10,861,540.80-7,129,052.80

Finding the Fourth Proportional to 7,241,027.20, 10,861,540.80 and 7,129,052.80

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Solution

The fourth proportional to 7,241,027.20, 10,861,540.80 and 7,129,052.80 is: 10,693,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,027.20 : 10,861,540.80 = 7,129,052.80 : x
  2. Step 2: Convert to fraction form
    7,241,027.20/10,861,540.80 = 7,129,052.80/x
  3. Step 3: Cross multiply
    7,241,027.20x = 10,861,540.80 × 7,129,052.80
  4. Step 4: Simplify right side
    7,241,027.20x = 77,432,497,852,554.25
  5. Step 5: Solve for x
    x = 77,432,497,852,554.25/7,241,027.20
  6. Step 6: Final answer
    x = 10,693,579.20

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1.5x scale

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.