Home / 7,197,138.56-10,798,706.75-3,156,527.87

Finding the Fourth Proportional to 7,197,138.56, 10,798,706.75 and 3,156,527.87

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Solution

The fourth proportional to 7,197,138.56, 10,798,706.75 and 3,156,527.87 is: 4,736,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,138.56 : 10,798,706.75 = 3,156,527.87 : x
  2. Step 2: Convert to fraction form
    7,197,138.56/10,798,706.75 = 3,156,527.87/x
  3. Step 3: Cross multiply
    7,197,138.56x = 10,798,706.75 × 3,156,527.87
  4. Step 4: Simplify right side
    7,197,138.56x = 34,086,418,746,555.95
  5. Step 5: Solve for x
    x = 34,086,418,746,555.95/7,197,138.56
  6. Step 6: Final answer
    x = 4,736,107.06

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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.