Home / 12,422,057.14-18,636,075.42-5,235,646.42

Finding the Fourth Proportional to 12,422,057.14, 18,636,075.42 and 5,235,646.42

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Solution

The fourth proportional to 12,422,057.14, 18,636,075.42 and 5,235,646.42 is: 7,854,729.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422,057.14 : 18,636,075.42 = 5,235,646.42 : x
  2. Step 2: Convert to fraction form
    12,422,057.14/18,636,075.42 = 5,235,646.42/x
  3. Step 3: Cross multiply
    12,422,057.14x = 18,636,075.42 × 5,235,646.42
  4. Step 4: Simplify right side
    12,422,057.14x = 97,571,901,555,573
  5. Step 5: Solve for x
    x = 97,571,901,555,573/12,422,057.14
  6. Step 6: Final answer
    x = 7,854,729.73

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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.