Home / 11,075,165.40-16,612,748.10-7,248,790.20

Finding the Fourth Proportional to 11,075,165.40, 16,612,748.10 and 7,248,790.20

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Solution

The fourth proportional to 11,075,165.40, 16,612,748.10 and 7,248,790.20 is: 10,873,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075,165.40 : 16,612,748.10 = 7,248,790.20 : x
  2. Step 2: Convert to fraction form
    11,075,165.40/16,612,748.10 = 7,248,790.20/x
  3. Step 3: Cross multiply
    11,075,165.40x = 16,612,748.10 × 7,248,790.20
  4. Step 4: Simplify right side
    11,075,165.40x = 120,422,325,622,348.62
  5. Step 5: Solve for x
    x = 120,422,325,622,348.62/11,075,165.40
  6. Step 6: Final answer
    x = 10,873,185.30

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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.