Home / 5,438,693.63-7,505,611.35-2,991,532.37

Finding the Fourth Proportional to 5,438,693.63, 7,505,611.35 and 2,991,532.37

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Solution

The fourth proportional to 5,438,693.63, 7,505,611.35 and 2,991,532.37 is: 4,128,432.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,693.63 : 7,505,611.35 = 2,991,532.37 : x
  2. Step 2: Convert to fraction form
    5,438,693.63/7,505,611.35 = 2,991,532.37/x
  3. Step 3: Cross multiply
    5,438,693.63x = 7,505,611.35 × 2,991,532.37
  4. Step 4: Simplify right side
    5,438,693.63x = 22,453,279,310,164.40
  5. Step 5: Solve for x
    x = 22,453,279,310,164.40/5,438,693.63
  6. Step 6: Final answer
    x = 4,128,432.46

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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.