Home / 47,649,824.35-71,294,370.58-28,229,476.57

Finding the Fourth Proportional to 47,649,824.35, 71,294,370.58 and 28,229,476.57

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Solution

The fourth proportional to 47,649,824.35, 71,294,370.58 and 28,229,476.57 is: 42,237,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,649,824.35 : 71,294,370.58 = 28,229,476.57 : x
  2. Step 2: Convert to fraction form
    47,649,824.35/71,294,370.58 = 28,229,476.57/x
  3. Step 3: Cross multiply
    47,649,824.35x = 71,294,370.58 × 28,229,476.57
  4. Step 4: Simplify right side
    47,649,824.35x = 2,012,602,763,861,007.25
  5. Step 5: Solve for x
    x = 2,012,602,763,861,007.25/47,649,824.35
  6. Step 6: Final answer
    x = 42,237,359.56

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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.