Home / 13,869,525.34-19,135,309.41-8,067,075.35

Finding the Fourth Proportional to 13,869,525.34, 19,135,309.41 and 8,067,075.35

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Solution

The fourth proportional to 13,869,525.34, 19,135,309.41 and 8,067,075.35 is: 11,129,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,869,525.34 : 19,135,309.41 = 8,067,075.35 : x
  2. Step 2: Convert to fraction form
    13,869,525.34/19,135,309.41 = 8,067,075.35/x
  3. Step 3: Cross multiply
    13,869,525.34x = 19,135,309.41 × 8,067,075.35
  4. Step 4: Simplify right side
    13,869,525.34x = 154,365,982,835,866.34
  5. Step 5: Solve for x
    x = 154,365,982,835,866.34/13,869,525.34
  6. Step 6: Final answer
    x = 11,129,867.76

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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.