Home / 11,718,993.56-16,172,208.81-6,492,341.39

Finding the Fourth Proportional to 11,718,993.56, 16,172,208.81 and 6,492,341.39

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Solution

The fourth proportional to 11,718,993.56, 16,172,208.81 and 6,492,341.39 is: 8,959,429.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718,993.56 : 16,172,208.81 = 6,492,341.39 : x
  2. Step 2: Convert to fraction form
    11,718,993.56/16,172,208.81 = 6,492,341.39/x
  3. Step 3: Cross multiply
    11,718,993.56x = 16,172,208.81 × 6,492,341.39
  4. Step 4: Simplify right side
    11,718,993.56x = 104,995,500,544,024.61
  5. Step 5: Solve for x
    x = 104,995,500,544,024.61/11,718,993.56
  6. Step 6: Final answer
    x = 8,959,429.84

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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.