Home / 13,753,411.20-20,630,116.80-3,518,251.20

Finding the Fourth Proportional to 13,753,411.20, 20,630,116.80 and 3,518,251.20

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Solution

The fourth proportional to 13,753,411.20, 20,630,116.80 and 3,518,251.20 is: 5,277,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753,411.20 : 20,630,116.80 = 3,518,251.20 : x
  2. Step 2: Convert to fraction form
    13,753,411.20/20,630,116.80 = 3,518,251.20/x
  3. Step 3: Cross multiply
    13,753,411.20x = 20,630,116.80 × 3,518,251.20
  4. Step 4: Simplify right side
    13,753,411.20x = 72,581,933,187,740.17
  5. Step 5: Solve for x
    x = 72,581,933,187,740.17/13,753,411.20
  6. Step 6: Final answer
    x = 5,277,376.80

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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.