Home / 14,488,520.80-21,757,664.40-10,258,376.80

Finding the Fourth Proportional to 14,488,520.80, 21,757,664.40 and 10,258,376.80

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Solution

The fourth proportional to 14,488,520.80, 21,757,664.40 and 10,258,376.80 is: 15,405,183.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,520.80 : 21,757,664.40 = 10,258,376.80 : x
  2. Step 2: Convert to fraction form
    14,488,520.80/21,757,664.40 = 10,258,376.80/x
  3. Step 3: Cross multiply
    14,488,520.80x = 21,757,664.40 × 10,258,376.80
  4. Step 4: Simplify right side
    14,488,520.80x = 223,198,319,703,145.91
  5. Step 5: Solve for x
    x = 223,198,319,703,145.91/14,488,520.80
  6. Step 6: Final answer
    x = 15,405,183.37

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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.