Home / 32,601,727.20-48,902,590.80-21,122,601.60

Finding the Fourth Proportional to 32,601,727.20, 48,902,590.80 and 21,122,601.60

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Solution

The fourth proportional to 32,601,727.20, 48,902,590.80 and 21,122,601.60 is: 31,683,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,601,727.20 : 48,902,590.80 = 21,122,601.60 : x
  2. Step 2: Convert to fraction form
    32,601,727.20/48,902,590.80 = 21,122,601.60/x
  3. Step 3: Cross multiply
    32,601,727.20x = 48,902,590.80 × 21,122,601.60
  4. Step 4: Simplify right side
    32,601,727.20x = 1,032,949,942,676,225.25
  5. Step 5: Solve for x
    x = 1,032,949,942,676,225.25/32,601,727.20
  6. Step 6: Final answer
    x = 31,683,902.40

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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.