Home / 19,580,122.51-27,018,984.71-11,320,714.71

Finding the Fourth Proportional to 19,580,122.51, 27,018,984.71 and 11,320,714.71

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Solution

The fourth proportional to 19,580,122.51, 27,018,984.71 and 11,320,714.71 is: 15,621,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,122.51 : 27,018,984.71 = 11,320,714.71 : x
  2. Step 2: Convert to fraction form
    19,580,122.51/27,018,984.71 = 11,320,714.71/x
  3. Step 3: Cross multiply
    19,580,122.51x = 27,018,984.71 × 11,320,714.71
  4. Step 4: Simplify right side
    19,580,122.51x = 305,874,217,684,063.88
  5. Step 5: Solve for x
    x = 305,874,217,684,063.88/19,580,122.51
  6. Step 6: Final answer
    x = 15,621,670.27

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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.