Home / 10,512,003.80-15,768,005.70-9,504,234.20

Finding the Fourth Proportional to 10,512,003.80, 15,768,005.70 and 9,504,234.20

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Solution

The fourth proportional to 10,512,003.80, 15,768,005.70 and 9,504,234.20 is: 14,256,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,003.80 : 15,768,005.70 = 9,504,234.20 : x
  2. Step 2: Convert to fraction form
    10,512,003.80/15,768,005.70 = 9,504,234.20/x
  3. Step 3: Cross multiply
    10,512,003.80x = 15,768,005.70 × 9,504,234.20
  4. Step 4: Simplify right side
    10,512,003.80x = 149,862,819,039,734.91
  5. Step 5: Solve for x
    x = 149,862,819,039,734.91/10,512,003.80
  6. Step 6: Final answer
    x = 14,256,351.30

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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.