Home / 11,878,321.24-16,392,083.24-6,445,813.24

Finding the Fourth Proportional to 11,878,321.24, 16,392,083.24 and 6,445,813.24

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Solution

The fourth proportional to 11,878,321.24, 16,392,083.24 and 6,445,813.24 is: 8,895,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,321.24 : 16,392,083.24 = 6,445,813.24 : x
  2. Step 2: Convert to fraction form
    11,878,321.24/16,392,083.24 = 6,445,813.24/x
  3. Step 3: Cross multiply
    11,878,321.24x = 16,392,083.24 × 6,445,813.24
  4. Step 4: Simplify right side
    11,878,321.24x = 105,660,307,179,574.11
  5. Step 5: Solve for x
    x = 105,660,307,179,574.11/11,878,321.24
  6. Step 6: Final answer
    x = 8,895,222.23

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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.