Home / 21,632,928.98-29,853,448.72-11,843,994.89

Finding the Fourth Proportional to 21,632,928.98, 29,853,448.72 and 11,843,994.89

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Solution

The fourth proportional to 21,632,928.98, 29,853,448.72 and 11,843,994.89 is: 16,344,716.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,632,928.98 : 29,853,448.72 = 11,843,994.89 : x
  2. Step 2: Convert to fraction form
    21,632,928.98/29,853,448.72 = 11,843,994.89/x
  3. Step 3: Cross multiply
    21,632,928.98x = 29,853,448.72 × 11,843,994.89
  4. Step 4: Simplify right side
    21,632,928.98x = 353,584,094,133,580.69
  5. Step 5: Solve for x
    x = 353,584,094,133,580.69/21,632,928.98
  6. Step 6: Final answer
    x = 16,344,716.64

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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.