Home / 7,979,212.32-11,986,533.18-4,948,817.64

Finding the Fourth Proportional to 7,979,212.32, 11,986,533.18 and 4,948,817.64

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Solution

The fourth proportional to 7,979,212.32, 11,986,533.18 and 4,948,817.64 is: 7,434,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,212.32 : 11,986,533.18 = 4,948,817.64 : x
  2. Step 2: Convert to fraction form
    7,979,212.32/11,986,533.18 = 4,948,817.64/x
  3. Step 3: Cross multiply
    7,979,212.32x = 11,986,533.18 × 4,948,817.64
  4. Step 4: Simplify right side
    7,979,212.32x = 59,319,166,843,629.29
  5. Step 5: Solve for x
    x = 59,319,166,843,629.29/7,979,212.32
  6. Step 6: Final answer
    x = 7,434,213.36

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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.