Home / 21,136,358.62-29,169,384.28-11,846,930.25

Finding the Fourth Proportional to 21,136,358.62, 29,169,384.28 and 11,846,930.25

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Solution

The fourth proportional to 21,136,358.62, 29,169,384.28 and 11,846,930.25 is: 16,349,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,136,358.62 : 29,169,384.28 = 11,846,930.25 : x
  2. Step 2: Convert to fraction form
    21,136,358.62/29,169,384.28 = 11,846,930.25/x
  3. Step 3: Cross multiply
    21,136,358.62x = 29,169,384.28 × 11,846,930.25
  4. Step 4: Simplify right side
    21,136,358.62x = 345,567,660,949,621.94
  5. Step 5: Solve for x
    x = 345,567,660,949,621.94/21,136,358.62
  6. Step 6: Final answer
    x = 16,349,441.60

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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.