Home / 10,994,075.49-15,172,229.61-6,642,321.06

Finding the Fourth Proportional to 10,994,075.49, 15,172,229.61 and 6,642,321.06

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Solution

The fourth proportional to 10,994,075.49, 15,172,229.61 and 6,642,321.06 is: 9,166,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994,075.49 : 15,172,229.61 = 6,642,321.06 : x
  2. Step 2: Convert to fraction form
    10,994,075.49/15,172,229.61 = 6,642,321.06/x
  3. Step 3: Cross multiply
    10,994,075.49x = 15,172,229.61 × 6,642,321.06
  4. Step 4: Simplify right side
    10,994,075.49x = 100,778,820,265,658.58
  5. Step 5: Solve for x
    x = 100,778,820,265,658.58/10,994,075.49
  6. Step 6: Final answer
    x = 9,166,648.01

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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.