Home / 19,963,400.20-29,945,100.30-19,795,438.60

Finding the Fourth Proportional to 19,963,400.20, 29,945,100.30 and 19,795,438.60

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Solution

The fourth proportional to 19,963,400.20, 29,945,100.30 and 19,795,438.60 is: 29,693,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,963,400.20 : 29,945,100.30 = 19,795,438.60 : x
  2. Step 2: Convert to fraction form
    19,963,400.20/29,945,100.30 = 19,795,438.60/x
  3. Step 3: Cross multiply
    19,963,400.20x = 29,945,100.30 × 19,795,438.60
  4. Step 4: Simplify right side
    19,963,400.20x = 592,776,394,359,491.62
  5. Step 5: Solve for x
    x = 592,776,394,359,491.62/19,963,400.20
  6. Step 6: Final answer
    x = 29,693,157.90

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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.