Home / 7,102,254.90-9,801,107.54-3,839,069.67

Finding the Fourth Proportional to 7,102,254.90, 9,801,107.54 and 3,839,069.67

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Solution

The fourth proportional to 7,102,254.90, 9,801,107.54 and 3,839,069.67 is: 5,297,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,254.90 : 9,801,107.54 = 3,839,069.67 : x
  2. Step 2: Convert to fraction form
    7,102,254.90/9,801,107.54 = 3,839,069.67/x
  3. Step 3: Cross multiply
    7,102,254.90x = 9,801,107.54 × 3,839,069.67
  4. Step 4: Simplify right side
    7,102,254.90x = 37,627,134,719,568.78
  5. Step 5: Solve for x
    x = 37,627,134,719,568.78/7,102,254.90
  6. Step 6: Final answer
    x = 5,297,913.87

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1.5x scale

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.