Home / 12,952,858.27-19,435,354.64-6,383,986.23

Finding the Fourth Proportional to 12,952,858.27, 19,435,354.64 and 6,383,986.23

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Solution

The fourth proportional to 12,952,858.27, 19,435,354.64 and 6,383,986.23 is: 9,578,969.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952,858.27 : 19,435,354.64 = 6,383,986.23 : x
  2. Step 2: Convert to fraction form
    12,952,858.27/19,435,354.64 = 6,383,986.23/x
  3. Step 3: Cross multiply
    12,952,858.27x = 19,435,354.64 × 6,383,986.23
  4. Step 4: Simplify right side
    12,952,858.27x = 124,075,036,370,457.11
  5. Step 5: Solve for x
    x = 124,075,036,370,457.11/12,952,858.27
  6. Step 6: Final answer
    x = 9,578,969.66

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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.