Home / 36,388,852.16-50,210,687.40-21,502,104.72

Finding the Fourth Proportional to 36,388,852.16, 50,210,687.40 and 21,502,104.72

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Solution

The fourth proportional to 36,388,852.16, 50,210,687.40 and 21,502,104.72 is: 29,669,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,388,852.16 : 50,210,687.40 = 21,502,104.72 : x
  2. Step 2: Convert to fraction form
    36,388,852.16/50,210,687.40 = 21,502,104.72/x
  3. Step 3: Cross multiply
    36,388,852.16x = 50,210,687.40 × 21,502,104.72
  4. Step 4: Simplify right side
    36,388,852.16x = 1,079,635,458,537,984.38
  5. Step 5: Solve for x
    x = 1,079,635,458,537,984.38/36,388,852.16
  6. Step 6: Final answer
    x = 29,669,401.33

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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.