Home / 14,526,021.40-21,789,032.10-8,857,317.40

Finding the Fourth Proportional to 14,526,021.40, 21,789,032.10 and 8,857,317.40

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Solution

The fourth proportional to 14,526,021.40, 21,789,032.10 and 8,857,317.40 is: 13,285,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,526,021.40 : 21,789,032.10 = 8,857,317.40 : x
  2. Step 2: Convert to fraction form
    14,526,021.40/21,789,032.10 = 8,857,317.40/x
  3. Step 3: Cross multiply
    14,526,021.40x = 21,789,032.10 × 8,857,317.40
  4. Step 4: Simplify right side
    14,526,021.40x = 192,992,373,148,488.56
  5. Step 5: Solve for x
    x = 192,992,373,148,488.56/14,526,021.40
  6. Step 6: Final answer
    x = 13,285,976.10

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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.