Home / 5,281,880.38-7,289,025.24-3,106,515.22

Finding the Fourth Proportional to 5,281,880.38, 7,289,025.24 and 3,106,515.22

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Solution

The fourth proportional to 5,281,880.38, 7,289,025.24 and 3,106,515.22 is: 4,287,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281,880.38 : 7,289,025.24 = 3,106,515.22 : x
  2. Step 2: Convert to fraction form
    5,281,880.38/7,289,025.24 = 3,106,515.22/x
  3. Step 3: Cross multiply
    5,281,880.38x = 7,289,025.24 × 3,106,515.22
  4. Step 4: Simplify right side
    5,281,880.38x = 22,643,467,847,024.16
  5. Step 5: Solve for x
    x = 22,643,467,847,024.16/5,281,880.38
  6. Step 6: Final answer
    x = 4,287,008.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.