Home / 21,410,934.05-29,547,118.71-11,621,380.29

Finding the Fourth Proportional to 21,410,934.05, 29,547,118.71 and 11,621,380.29

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Solution

The fourth proportional to 21,410,934.05, 29,547,118.71 and 11,621,380.29 is: 16,037,520.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,934.05 : 29,547,118.71 = 11,621,380.29 : x
  2. Step 2: Convert to fraction form
    21,410,934.05/29,547,118.71 = 11,621,380.29/x
  3. Step 3: Cross multiply
    21,410,934.05x = 29,547,118.71 × 11,621,380.29
  4. Step 4: Simplify right side
    21,410,934.05x = 343,378,303,002,684.19
  5. Step 5: Solve for x
    x = 343,378,303,002,684.19/21,410,934.05
  6. Step 6: Final answer
    x = 16,037,520.94

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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.