Home / 34,445,404.80-51,668,107.20-20,840,515.20

Finding the Fourth Proportional to 34,445,404.80, 51,668,107.20 and 20,840,515.20

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Solution

The fourth proportional to 34,445,404.80, 51,668,107.20 and 20,840,515.20 is: 31,260,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,445,404.80 : 51,668,107.20 = 20,840,515.20 : x
  2. Step 2: Convert to fraction form
    34,445,404.80/51,668,107.20 = 20,840,515.20/x
  3. Step 3: Cross multiply
    34,445,404.80x = 51,668,107.20 × 20,840,515.20
  4. Step 4: Simplify right side
    34,445,404.80x = 1,076,789,973,456,829.50
  5. Step 5: Solve for x
    x = 1,076,789,973,456,829.50/34,445,404.80
  6. Step 6: Final answer
    x = 31,260,772.80

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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.