Home / 47,868,969.60-71,790,376.11-17,157,824.76

Finding the Fourth Proportional to 47,868,969.60, 71,790,376.11 and 17,157,824.76

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Solution

The fourth proportional to 47,868,969.60, 71,790,376.11 and 17,157,824.76 is: 25,732,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,868,969.60 : 71,790,376.11 = 17,157,824.76 : x
  2. Step 2: Convert to fraction form
    47,868,969.60/71,790,376.11 = 17,157,824.76/x
  3. Step 3: Cross multiply
    47,868,969.60x = 71,790,376.11 × 17,157,824.76
  4. Step 4: Simplify right side
    47,868,969.60x = 1,231,766,692,749,870.50
  5. Step 5: Solve for x
    x = 1,231,766,692,749,870.50/47,868,969.60
  6. Step 6: Final answer
    x = 25,732,049.45

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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.