Home / 8,130,045.50-12,196,183.61-4,719,932.94

Finding the Fourth Proportional to 8,130,045.50, 12,196,183.61 and 4,719,932.94

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Solution

The fourth proportional to 8,130,045.50, 12,196,183.61 and 4,719,932.94 is: 7,080,546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,130,045.50 : 12,196,183.61 = 4,719,932.94 : x
  2. Step 2: Convert to fraction form
    8,130,045.50/12,196,183.61 = 4,719,932.94/x
  3. Step 3: Cross multiply
    8,130,045.50x = 12,196,183.61 × 4,719,932.94
  4. Step 4: Simplify right side
    8,130,045.50x = 57,565,168,739,527.45
  5. Step 5: Solve for x
    x = 57,565,168,739,527.45/8,130,045.50
  6. Step 6: Final answer
    x = 7,080,546.94

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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.