Home / 5,405,295.72-7,459,308.78-2,957,907.30

Finding the Fourth Proportional to 5,405,295.72, 7,459,308.78 and 2,957,907.30

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Solution

The fourth proportional to 5,405,295.72, 7,459,308.78 and 2,957,907.30 is: 4,081,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405,295.72 : 7,459,308.78 = 2,957,907.30 : x
  2. Step 2: Convert to fraction form
    5,405,295.72/7,459,308.78 = 2,957,907.30/x
  3. Step 3: Cross multiply
    5,405,295.72x = 7,459,308.78 × 2,957,907.30
  4. Step 4: Simplify right side
    5,405,295.72x = 22,063,943,893,316.09
  5. Step 5: Solve for x
    x = 22,063,943,893,316.09/5,405,295.72
  6. Step 6: Final answer
    x = 4,081,912.45

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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.