Home / 13,993,184.47-19,309,745.09-7,713,436.58

Finding the Fourth Proportional to 13,993,184.47, 19,309,745.09 and 7,713,436.58

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Solution

The fourth proportional to 13,993,184.47, 19,309,745.09 and 7,713,436.58 is: 10,644,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993,184.47 : 19,309,745.09 = 7,713,436.58 : x
  2. Step 2: Convert to fraction form
    13,993,184.47/19,309,745.09 = 7,713,436.58/x
  3. Step 3: Cross multiply
    13,993,184.47x = 19,309,745.09 × 7,713,436.58
  4. Step 4: Simplify right side
    13,993,184.47x = 148,944,494,127,681.41
  5. Step 5: Solve for x
    x = 148,944,494,127,681.41/13,993,184.47
  6. Step 6: Final answer
    x = 10,644,074.22

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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.