Home / 11,075,170.40-16,612,755.60-7,248,795.20

Finding the Fourth Proportional to 11,075,170.40, 16,612,755.60 and 7,248,795.20

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Solution

The fourth proportional to 11,075,170.40, 16,612,755.60 and 7,248,795.20 is: 10,873,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075,170.40 : 16,612,755.60 = 7,248,795.20 : x
  2. Step 2: Convert to fraction form
    11,075,170.40/16,612,755.60 = 7,248,795.20/x
  3. Step 3: Cross multiply
    11,075,170.40x = 16,612,755.60 × 7,248,795.20
  4. Step 4: Simplify right side
    11,075,170.40x = 120,422,463,052,053.12
  5. Step 5: Solve for x
    x = 120,422,463,052,053.12/11,075,170.40
  6. Step 6: Final answer
    x = 10,873,192.80

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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.