Home / 5,180,811.10-7,771,216.65-3,669,156.70

Finding the Fourth Proportional to 5,180,811.10, 7,771,216.65 and 3,669,156.70

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Solution

The fourth proportional to 5,180,811.10, 7,771,216.65 and 3,669,156.70 is: 5,503,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,811.10 : 7,771,216.65 = 3,669,156.70 : x
  2. Step 2: Convert to fraction form
    5,180,811.10/7,771,216.65 = 3,669,156.70/x
  3. Step 3: Cross multiply
    5,180,811.10x = 7,771,216.65 × 3,669,156.70
  4. Step 4: Simplify right side
    5,180,811.10x = 28,513,811,638,499.06
  5. Step 5: Solve for x
    x = 28,513,811,638,499.06/5,180,811.10
  6. Step 6: Final answer
    x = 5,503,735.05

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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.