Home / 7,116,979.70-10,660,954.35-4,413,005.30

Finding the Fourth Proportional to 7,116,979.70, 10,660,954.35 and 4,413,005.30

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Solution

The fourth proportional to 7,116,979.70, 10,660,954.35 and 4,413,005.30 is: 6,610,507.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,979.70 : 10,660,954.35 = 4,413,005.30 : x
  2. Step 2: Convert to fraction form
    7,116,979.70/10,660,954.35 = 4,413,005.30/x
  3. Step 3: Cross multiply
    7,116,979.70x = 10,660,954.35 × 4,413,005.30
  4. Step 4: Simplify right side
    7,116,979.70x = 47,046,848,049,608.05
  5. Step 5: Solve for x
    x = 47,046,848,049,608.05/7,116,979.70
  6. Step 6: Final answer
    x = 6,610,507.55

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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.