Home / 77,296,923.89-106,721,120.07-59,383,239.26

Finding the Fourth Proportional to 77,296,923.89, 106,721,120.07 and 59,383,239.26

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Solution

The fourth proportional to 77,296,923.89, 106,721,120.07 and 59,383,239.26 is: 81,988,331.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,296,923.89 : 106,721,120.07 = 59,383,239.26 : x
  2. Step 2: Convert to fraction form
    77,296,923.89/106,721,120.07 = 59,383,239.26/x
  3. Step 3: Cross multiply
    77,296,923.89x = 106,721,120.07 × 59,383,239.26
  4. Step 4: Simplify right side
    77,296,923.89x = 6,337,445,807,111,832
  5. Step 5: Solve for x
    x = 6,337,445,807,111,832/77,296,923.89
  6. Step 6: Final answer
    x = 81,988,331.34

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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.