Home / 33,230,745.12-45,864,431-19,820,270

Finding the Fourth Proportional to 33,230,745.12, 45,864,431 and 19,820,270

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Solution

The fourth proportional to 33,230,745.12, 45,864,431 and 19,820,270 is: 27,355,552.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230,745.12 : 45,864,431 = 19,820,270 : x
  2. Step 2: Convert to fraction form
    33,230,745.12/45,864,431 = 19,820,270/x
  3. Step 3: Cross multiply
    33,230,745.12x = 45,864,431 × 19,820,270
  4. Step 4: Simplify right side
    33,230,745.12x = 909,045,405,816,370
  5. Step 5: Solve for x
    x = 909,045,405,816,370/33,230,745.12
  6. Step 6: Final answer
    x = 27,355,552.89

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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.