Home / 5,438,693.75-7,505,611.52-2,991,532.50

Finding the Fourth Proportional to 5,438,693.75, 7,505,611.52 and 2,991,532.50

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Solution

The fourth proportional to 5,438,693.75, 7,505,611.52 and 2,991,532.50 is: 4,128,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,693.75 : 7,505,611.52 = 2,991,532.50 : x
  2. Step 2: Convert to fraction form
    5,438,693.75/7,505,611.52 = 2,991,532.50/x
  3. Step 3: Cross multiply
    5,438,693.75x = 7,505,611.52 × 2,991,532.50
  4. Step 4: Simplify right side
    5,438,693.75x = 22,453,280,794,454.40
  5. Step 5: Solve for x
    x = 22,453,280,794,454.40/5,438,693.75
  6. Step 6: Final answer
    x = 4,128,432.64

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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.