Home / 7,140,097.55-10,710,520.34-5,436,912.17

Finding the Fourth Proportional to 7,140,097.55, 10,710,520.34 and 5,436,912.17

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Solution

The fourth proportional to 7,140,097.55, 10,710,520.34 and 5,436,912.17 is: 8,155,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,097.55 : 10,710,520.34 = 5,436,912.17 : x
  2. Step 2: Convert to fraction form
    7,140,097.55/10,710,520.34 = 5,436,912.17/x
  3. Step 3: Cross multiply
    7,140,097.55x = 10,710,520.34 × 5,436,912.17
  4. Step 4: Simplify right side
    7,140,097.55x = 58,232,158,383,578.54
  5. Step 5: Solve for x
    x = 58,232,158,383,578.54/7,140,097.55
  6. Step 6: Final answer
    x = 8,155,653.05

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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.