Home / 33,432,243.96-46,116,949.78-21,022,697.28

Finding the Fourth Proportional to 33,432,243.96, 46,116,949.78 and 21,022,697.28

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Solution

The fourth proportional to 33,432,243.96, 46,116,949.78 and 21,022,697.28 is: 28,999,030.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432,243.96 : 46,116,949.78 = 21,022,697.28 : x
  2. Step 2: Convert to fraction form
    33,432,243.96/46,116,949.78 = 21,022,697.28/x
  3. Step 3: Cross multiply
    33,432,243.96x = 46,116,949.78 × 21,022,697.28
  4. Step 4: Simplify right side
    33,432,243.96x = 969,502,674,701,902.62
  5. Step 5: Solve for x
    x = 969,502,674,701,902.62/33,432,243.96
  6. Step 6: Final answer
    x = 28,999,030.87

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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.