Home / 21,747,330.36-32,599,448.19-10,212,148.51

Finding the Fourth Proportional to 21,747,330.36, 32,599,448.19 and 10,212,148.51

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Solution

The fourth proportional to 21,747,330.36, 32,599,448.19 and 10,212,148.51 is: 15,308,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747,330.36 : 32,599,448.19 = 10,212,148.51 : x
  2. Step 2: Convert to fraction form
    21,747,330.36/32,599,448.19 = 10,212,148.51/x
  3. Step 3: Cross multiply
    21,747,330.36x = 32,599,448.19 × 10,212,148.51
  4. Step 4: Simplify right side
    21,747,330.36x = 332,910,406,178,832.12
  5. Step 5: Solve for x
    x = 332,910,406,178,832.12/21,747,330.36
  6. Step 6: Final answer
    x = 15,308,104.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.