Home / 14,237,449.98-19,631,937.51-9,072,630.78

Finding the Fourth Proportional to 14,237,449.98, 19,631,937.51 and 9,072,630.78

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Solution

The fourth proportional to 14,237,449.98, 19,631,937.51 and 9,072,630.78 is: 12,510,198.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237,449.98 : 19,631,937.51 = 9,072,630.78 : x
  2. Step 2: Convert to fraction form
    14,237,449.98/19,631,937.51 = 9,072,630.78/x
  3. Step 3: Cross multiply
    14,237,449.98x = 19,631,937.51 × 9,072,630.78
  4. Step 4: Simplify right side
    14,237,449.98x = 178,113,320,524,262.56
  5. Step 5: Solve for x
    x = 178,113,320,524,262.56/14,237,449.98
  6. Step 6: Final answer
    x = 12,510,198.16

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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.