Home / 39,960,937.42-55,146,092.98-21,626,222.92

Finding the Fourth Proportional to 39,960,937.42, 55,146,092.98 and 21,626,222.92

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Solution

The fourth proportional to 39,960,937.42, 55,146,092.98 and 21,626,222.92 is: 29,844,187.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,960,937.42 : 55,146,092.98 = 21,626,222.92 : x
  2. Step 2: Convert to fraction form
    39,960,937.42/55,146,092.98 = 21,626,222.92/x
  3. Step 3: Cross multiply
    39,960,937.42x = 55,146,092.98 × 21,626,222.92
  4. Step 4: Simplify right side
    39,960,937.42x = 1,192,601,699,952,527.25
  5. Step 5: Solve for x
    x = 1,192,601,699,952,527.25/39,960,937.42
  6. Step 6: Final answer
    x = 29,844,187.27

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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.