Home / 7,320,132.37-10,101,783.62-4,057,157.76

Finding the Fourth Proportional to 7,320,132.37, 10,101,783.62 and 4,057,157.76

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Solution

The fourth proportional to 7,320,132.37, 10,101,783.62 and 4,057,157.76 is: 5,598,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,132.37 : 10,101,783.62 = 4,057,157.76 : x
  2. Step 2: Convert to fraction form
    7,320,132.37/10,101,783.62 = 4,057,157.76/x
  3. Step 3: Cross multiply
    7,320,132.37x = 10,101,783.62 × 4,057,157.76
  4. Step 4: Simplify right side
    7,320,132.37x = 40,984,529,803,723.88
  5. Step 5: Solve for x
    x = 40,984,529,803,723.88/7,320,132.37
  6. Step 6: Final answer
    x = 5,598,878.24

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.