Home / 8,184,823.59-12,278,183.10-2,720,406.45

Finding the Fourth Proportional to 8,184,823.59, 12,278,183.10 and 2,720,406.45

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Solution

The fourth proportional to 8,184,823.59, 12,278,183.10 and 2,720,406.45 is: 4,080,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184,823.59 : 12,278,183.10 = 2,720,406.45 : x
  2. Step 2: Convert to fraction form
    8,184,823.59/12,278,183.10 = 2,720,406.45/x
  3. Step 3: Cross multiply
    8,184,823.59x = 12,278,183.10 × 2,720,406.45
  4. Step 4: Simplify right side
    8,184,823.59x = 33,401,648,499,521.00
  5. Step 5: Solve for x
    x = 33,401,648,499,521.00/8,184,823.59
  6. Step 6: Final answer
    x = 4,080,924.67

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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.