Home / 14,425,879.98-19,907,713.92-7,899,908.43

Finding the Fourth Proportional to 14,425,879.98, 19,907,713.92 and 7,899,908.43

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Solution

The fourth proportional to 14,425,879.98, 19,907,713.92 and 7,899,908.43 is: 10,901,873.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425,879.98 : 19,907,713.92 = 7,899,908.43 : x
  2. Step 2: Convert to fraction form
    14,425,879.98/19,907,713.92 = 7,899,908.43/x
  3. Step 3: Cross multiply
    14,425,879.98x = 19,907,713.92 × 7,899,908.43
  4. Step 4: Simplify right side
    14,425,879.98x = 157,269,117,018,636.34
  5. Step 5: Solve for x
    x = 157,269,117,018,636.34/14,425,879.98
  6. Step 6: Final answer
    x = 10,901,873.39

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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.