Home / 27,129,237.66-40,693,871.07-10,087,696.26

Finding the Fourth Proportional to 27,129,237.66, 40,693,871.07 and 10,087,696.26

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Solution

The fourth proportional to 27,129,237.66, 40,693,871.07 and 10,087,696.26 is: 15,131,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129,237.66 : 40,693,871.07 = 10,087,696.26 : x
  2. Step 2: Convert to fraction form
    27,129,237.66/40,693,871.07 = 10,087,696.26/x
  3. Step 3: Cross multiply
    27,129,237.66x = 40,693,871.07 × 10,087,696.26
  4. Step 4: Simplify right side
    27,129,237.66x = 410,507,410,997,761.19
  5. Step 5: Solve for x
    x = 410,507,410,997,761.19/27,129,237.66
  6. Step 6: Final answer
    x = 15,131,549.81

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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.