Home / 32,651,215.20-48,920,835.60-21,285,813.60

Finding the Fourth Proportional to 32,651,215.20, 48,920,835.60 and 21,285,813.60

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Solution

The fourth proportional to 32,651,215.20, 48,920,835.60 and 21,285,813.60 is: 31,892,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651,215.20 : 48,920,835.60 = 21,285,813.60 : x
  2. Step 2: Convert to fraction form
    32,651,215.20/48,920,835.60 = 21,285,813.60/x
  3. Step 3: Cross multiply
    32,651,215.20x = 48,920,835.60 × 21,285,813.60
  4. Step 4: Simplify right side
    32,651,215.20x = 1,041,319,787,737,844.25
  5. Step 5: Solve for x
    x = 1,041,319,787,737,844.25/32,651,215.20
  6. Step 6: Final answer
    x = 31,892,221.51

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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.