Home / 22,946,157.54-31,664,495.34-12,630,865.86

Finding the Fourth Proportional to 22,946,157.54, 31,664,495.34 and 12,630,865.86

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Solution

The fourth proportional to 22,946,157.54, 31,664,495.34 and 12,630,865.86 is: 17,429,933.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,946,157.54 : 31,664,495.34 = 12,630,865.86 : x
  2. Step 2: Convert to fraction form
    22,946,157.54/31,664,495.34 = 12,630,865.86/x
  3. Step 3: Cross multiply
    22,946,157.54x = 31,664,495.34 × 12,630,865.86
  4. Step 4: Simplify right side
    22,946,157.54x = 399,949,993,164,135.06
  5. Step 5: Solve for x
    x = 399,949,993,164,135.06/22,946,157.54
  6. Step 6: Final answer
    x = 17,429,933.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.