Home / 13,841,620.74-19,101,983.06-7,961,245.57

Finding the Fourth Proportional to 13,841,620.74, 19,101,983.06 and 7,961,245.57

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Solution

The fourth proportional to 13,841,620.74, 19,101,983.06 and 7,961,245.57 is: 10,986,833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,620.74 : 19,101,983.06 = 7,961,245.57 : x
  2. Step 2: Convert to fraction form
    13,841,620.74/19,101,983.06 = 7,961,245.57/x
  3. Step 3: Cross multiply
    13,841,620.74x = 19,101,983.06 × 7,961,245.57
  4. Step 4: Simplify right side
    13,841,620.74x = 152,075,578,058,420.62
  5. Step 5: Solve for x
    x = 152,075,578,058,420.62/13,841,620.74
  6. Step 6: Final answer
    x = 10,986,833.18

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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.