Home / 8,150,588.55-12,225,882.83-5,280,807.15

Finding the Fourth Proportional to 8,150,588.55, 12,225,882.83 and 5,280,807.15

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Solution

The fourth proportional to 8,150,588.55, 12,225,882.83 and 5,280,807.15 is: 7,921,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150,588.55 : 12,225,882.83 = 5,280,807.15 : x
  2. Step 2: Convert to fraction form
    8,150,588.55/12,225,882.83 = 5,280,807.15/x
  3. Step 3: Cross multiply
    8,150,588.55x = 12,225,882.83 × 5,280,807.15
  4. Step 4: Simplify right side
    8,150,588.55x = 64,562,529,437,322.20
  5. Step 5: Solve for x
    x = 64,562,529,437,322.20/8,150,588.55
  6. Step 6: Final answer
    x = 7,921,210.73

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Double scale
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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.