Home / 42,497,288.20-63,745,932.30-13,764,044.80

Finding the Fourth Proportional to 42,497,288.20, 63,745,932.30 and 13,764,044.80

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Solution

The fourth proportional to 42,497,288.20, 63,745,932.30 and 13,764,044.80 is: 20,646,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,288.20 : 63,745,932.30 = 13,764,044.80 : x
  2. Step 2: Convert to fraction form
    42,497,288.20/63,745,932.30 = 13,764,044.80/x
  3. Step 3: Cross multiply
    42,497,288.20x = 63,745,932.30 × 13,764,044.80
  4. Step 4: Simplify right side
    42,497,288.20x = 877,401,867,994,967
  5. Step 5: Solve for x
    x = 877,401,867,994,967/42,497,288.20
  6. Step 6: Final answer
    x = 20,646,067.20

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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.