Home / 19,616,393.16-27,070,198.38-11,356,803.72

Finding the Fourth Proportional to 19,616,393.16, 27,070,198.38 and 11,356,803.72

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Solution

The fourth proportional to 19,616,393.16, 27,070,198.38 and 11,356,803.72 is: 15,672,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616,393.16 : 27,070,198.38 = 11,356,803.72 : x
  2. Step 2: Convert to fraction form
    19,616,393.16/27,070,198.38 = 11,356,803.72/x
  3. Step 3: Cross multiply
    19,616,393.16x = 27,070,198.38 × 11,356,803.72
  4. Step 4: Simplify right side
    19,616,393.16x = 307,430,929,663,122
  5. Step 5: Solve for x
    x = 307,430,929,663,122/19,616,393.16
  6. Step 6: Final answer
    x = 15,672,143.56

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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.