Home / 12,626,883.45-17,423,798.82-9,320,936.49

Finding the Fourth Proportional to 12,626,883.45, 17,423,798.82 and 9,320,936.49

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Solution

The fourth proportional to 12,626,883.45, 17,423,798.82 and 9,320,936.49 is: 12,861,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626,883.45 : 17,423,798.82 = 9,320,936.49 : x
  2. Step 2: Convert to fraction form
    12,626,883.45/17,423,798.82 = 9,320,936.49/x
  3. Step 3: Cross multiply
    12,626,883.45x = 17,423,798.82 × 9,320,936.49
  4. Step 4: Simplify right side
    12,626,883.45x = 162,406,122,215,756.94
  5. Step 5: Solve for x
    x = 162,406,122,215,756.94/12,626,883.45
  6. Step 6: Final answer
    x = 12,861,932.47

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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.