Home / 36,128,007.51-49,856,699.69-19,608,132.29

Finding the Fourth Proportional to 36,128,007.51, 49,856,699.69 and 19,608,132.29

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Solution

The fourth proportional to 36,128,007.51, 49,856,699.69 and 19,608,132.29 is: 27,059,249.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,128,007.51 : 49,856,699.69 = 19,608,132.29 : x
  2. Step 2: Convert to fraction form
    36,128,007.51/49,856,699.69 = 19,608,132.29/x
  3. Step 3: Cross multiply
    36,128,007.51x = 49,856,699.69 × 19,608,132.29
  4. Step 4: Simplify right side
    36,128,007.51x = 977,596,762,716,997.88
  5. Step 5: Solve for x
    x = 977,596,762,716,997.88/36,128,007.51
  6. Step 6: Final answer
    x = 27,059,249.32

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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.