Home / 20,072,237.30-27,699,539.73-10,904,955.38

Finding the Fourth Proportional to 20,072,237.30, 27,699,539.73 and 10,904,955.38

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Solution

The fourth proportional to 20,072,237.30, 27,699,539.73 and 10,904,955.38 is: 15,048,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,072,237.30 : 27,699,539.73 = 10,904,955.38 : x
  2. Step 2: Convert to fraction form
    20,072,237.30/27,699,539.73 = 10,904,955.38/x
  3. Step 3: Cross multiply
    20,072,237.30x = 27,699,539.73 × 10,904,955.38
  4. Step 4: Simplify right side
    20,072,237.30x = 302,062,244,802,187.25
  5. Step 5: Solve for x
    x = 302,062,244,802,187.25/20,072,237.30
  6. Step 6: Final answer
    x = 15,048,758.16

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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.