Home / 7,928,922.52-10,940,984.80-4,665,019.40

Finding the Fourth Proportional to 7,928,922.52, 10,940,984.80 and 4,665,019.40

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Solution

The fourth proportional to 7,928,922.52, 10,940,984.80 and 4,665,019.40 is: 6,437,180.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,922.52 : 10,940,984.80 = 4,665,019.40 : x
  2. Step 2: Convert to fraction form
    7,928,922.52/10,940,984.80 = 4,665,019.40/x
  3. Step 3: Cross multiply
    7,928,922.52x = 10,940,984.80 × 4,665,019.40
  4. Step 4: Simplify right side
    7,928,922.52x = 51,039,906,347,105.12
  5. Step 5: Solve for x
    x = 51,039,906,347,105.12/7,928,922.52
  6. Step 6: Final answer
    x = 6,437,180.62

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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.