Home / 21,782,078.20-32,673,117.30-14,979,633.40

Finding the Fourth Proportional to 21,782,078.20, 32,673,117.30 and 14,979,633.40

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Solution

The fourth proportional to 21,782,078.20, 32,673,117.30 and 14,979,633.40 is: 22,469,450.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,782,078.20 : 32,673,117.30 = 14,979,633.40 : x
  2. Step 2: Convert to fraction form
    21,782,078.20/32,673,117.30 = 14,979,633.40/x
  3. Step 3: Cross multiply
    21,782,078.20x = 32,673,117.30 × 14,979,633.40
  4. Step 4: Simplify right side
    21,782,078.20x = 489,431,319,189,197.81
  5. Step 5: Solve for x
    x = 489,431,319,189,197.81/21,782,078.20
  6. Step 6: Final answer
    x = 22,469,450.10

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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.