Home / 7,005,254.88-10,507,882.32-5,410,144.56

Finding the Fourth Proportional to 7,005,254.88, 10,507,882.32 and 5,410,144.56

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Solution

The fourth proportional to 7,005,254.88, 10,507,882.32 and 5,410,144.56 is: 8,115,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,254.88 : 10,507,882.32 = 5,410,144.56 : x
  2. Step 2: Convert to fraction form
    7,005,254.88/10,507,882.32 = 5,410,144.56/x
  3. Step 3: Cross multiply
    7,005,254.88x = 10,507,882.32 × 5,410,144.56
  4. Step 4: Simplify right side
    7,005,254.88x = 56,849,162,370,668.18
  5. Step 5: Solve for x
    x = 56,849,162,370,668.18/7,005,254.88
  6. Step 6: Final answer
    x = 8,115,216.84

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Similar ratio
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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.