Home / 13,753,695.20-20,630,542.80-8,970,726.20

Finding the Fourth Proportional to 13,753,695.20, 20,630,542.80 and 8,970,726.20

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Solution

The fourth proportional to 13,753,695.20, 20,630,542.80 and 8,970,726.20 is: 13,456,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753,695.20 : 20,630,542.80 = 8,970,726.20 : x
  2. Step 2: Convert to fraction form
    13,753,695.20/20,630,542.80 = 8,970,726.20/x
  3. Step 3: Cross multiply
    13,753,695.20x = 20,630,542.80 × 8,970,726.20
  4. Step 4: Simplify right side
    13,753,695.20x = 185,070,950,816,181.34
  5. Step 5: Solve for x
    x = 185,070,950,816,181.34/13,753,695.20
  6. Step 6: Final answer
    x = 13,456,089.30

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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.