Home / 42,497,202.20-63,745,803.30-13,763,958.80

Finding the Fourth Proportional to 42,497,202.20, 63,745,803.30 and 13,763,958.80

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Solution

The fourth proportional to 42,497,202.20, 63,745,803.30 and 13,763,958.80 is: 20,645,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,202.20 : 63,745,803.30 = 13,763,958.80 : x
  2. Step 2: Convert to fraction form
    42,497,202.20/63,745,803.30 = 13,763,958.80/x
  3. Step 3: Cross multiply
    42,497,202.20x = 63,745,803.30 × 13,763,958.80
  4. Step 4: Simplify right side
    42,497,202.20x = 877,394,610,294,104
  5. Step 5: Solve for x
    x = 877,394,610,294,104/42,497,202.20
  6. Step 6: Final answer
    x = 20,645,938.20

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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.