Home / 38,668,954.41-53,362,092.96-21,265,299.63

Finding the Fourth Proportional to 38,668,954.41, 53,362,092.96 and 21,265,299.63

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Solution

The fourth proportional to 38,668,954.41, 53,362,092.96 and 21,265,299.63 is: 29,345,528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,668,954.41 : 53,362,092.96 = 21,265,299.63 : x
  2. Step 2: Convert to fraction form
    38,668,954.41/53,362,092.96 = 21,265,299.63/x
  3. Step 3: Cross multiply
    38,668,954.41x = 53,362,092.96 × 21,265,299.63
  4. Step 4: Simplify right side
    38,668,954.41x = 1,134,760,895,678,313.50
  5. Step 5: Solve for x
    x = 1,134,760,895,678,313.50/38,668,954.41
  6. Step 6: Final answer
    x = 29,345,528.29

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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.