Home / 33,438,129.70-46,125,021.54-21,028,539.46

Finding the Fourth Proportional to 33,438,129.70, 46,125,021.54 and 21,028,539.46

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Solution

The fourth proportional to 33,438,129.70, 46,125,021.54 and 21,028,539.46 is: 29,007,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,438,129.70 : 46,125,021.54 = 21,028,539.46 : x
  2. Step 2: Convert to fraction form
    33,438,129.70/46,125,021.54 = 21,028,539.46/x
  3. Step 3: Cross multiply
    33,438,129.70x = 46,125,021.54 × 21,028,539.46
  4. Step 4: Simplify right side
    33,438,129.70x = 969,941,835,547,240
  5. Step 5: Solve for x
    x = 969,941,835,547,240/33,438,129.70
  6. Step 6: Final answer
    x = 29,007,060.03

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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.