Home / 29,046,915.20-43,664,851.20-20,585,849.60

Finding the Fourth Proportional to 29,046,915.20, 43,664,851.20 and 20,585,849.60

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Solution

The fourth proportional to 29,046,915.20, 43,664,851.20 and 20,585,849.60 is: 30,945,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,046,915.20 : 43,664,851.20 = 20,585,849.60 : x
  2. Step 2: Convert to fraction form
    29,046,915.20/43,664,851.20 = 20,585,849.60/x
  3. Step 3: Cross multiply
    29,046,915.20x = 43,664,851.20 × 20,585,849.60
  4. Step 4: Simplify right side
    29,046,915.20x = 898,878,059,609,579.62
  5. Step 5: Solve for x
    x = 898,878,059,609,579.62/29,046,915.20
  6. Step 6: Final answer
    x = 30,945,732.22

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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.