Home / 21,026,690.07-29,018,288.86-11,736,072.64

Finding the Fourth Proportional to 21,026,690.07, 29,018,288.86 and 11,736,072.64

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Solution

The fourth proportional to 21,026,690.07, 29,018,288.86 and 11,736,072.64 is: 16,196,593.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026,690.07 : 29,018,288.86 = 11,736,072.64 : x
  2. Step 2: Convert to fraction form
    21,026,690.07/29,018,288.86 = 11,736,072.64/x
  3. Step 3: Cross multiply
    21,026,690.07x = 29,018,288.86 × 11,736,072.64
  4. Step 4: Simplify right side
    21,026,690.07x = 340,560,746,055,175.06
  5. Step 5: Solve for x
    x = 340,560,746,055,175.06/21,026,690.07
  6. Step 6: Final answer
    x = 16,196,593.23

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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.