Home / 22,105,729.44-33,130,730.16-11,845,141.92

Finding the Fourth Proportional to 22,105,729.44, 33,130,730.16 and 11,845,141.92

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Solution

The fourth proportional to 22,105,729.44, 33,130,730.16 and 11,845,141.92 is: 17,752,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105,729.44 : 33,130,730.16 = 11,845,141.92 : x
  2. Step 2: Convert to fraction form
    22,105,729.44/33,130,730.16 = 11,845,141.92/x
  3. Step 3: Cross multiply
    22,105,729.44x = 33,130,730.16 × 11,845,141.92
  4. Step 4: Simplify right side
    22,105,729.44x = 392,438,200,658,424.31
  5. Step 5: Solve for x
    x = 392,438,200,658,424.31/22,105,729.44
  6. Step 6: Final answer
    x = 17,752,782.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.