Home / 21,484,048.66-29,647,956.30-11,694,462.58

Finding the Fourth Proportional to 21,484,048.66, 29,647,956.30 and 11,694,462.58

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Solution

The fourth proportional to 21,484,048.66, 29,647,956.30 and 11,694,462.58 is: 16,138,341.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,048.66 : 29,647,956.30 = 11,694,462.58 : x
  2. Step 2: Convert to fraction form
    21,484,048.66/29,647,956.30 = 11,694,462.58/x
  3. Step 3: Cross multiply
    21,484,048.66x = 29,647,956.30 × 11,694,462.58
  4. Step 4: Simplify right side
    21,484,048.66x = 346,716,915,523,825.25
  5. Step 5: Solve for x
    x = 346,716,915,523,825.25/21,484,048.66
  6. Step 6: Final answer
    x = 16,138,341.57

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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.