Home / 54,785,130.89-75,605,857.18-30,338,844.89

Finding the Fourth Proportional to 54,785,130.89, 75,605,857.18 and 30,338,844.89

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Solution

The fourth proportional to 54,785,130.89, 75,605,857.18 and 30,338,844.89 is: 41,868,922.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,785,130.89 : 75,605,857.18 = 30,338,844.89 : x
  2. Step 2: Convert to fraction form
    54,785,130.89/75,605,857.18 = 30,338,844.89/x
  3. Step 3: Cross multiply
    54,785,130.89x = 75,605,857.18 × 30,338,844.89
  4. Step 4: Simplify right side
    54,785,130.89x = 2,293,794,373,730,843.50
  5. Step 5: Solve for x
    x = 2,293,794,373,730,843.50/54,785,130.89
  6. Step 6: Final answer
    x = 41,868,922.03

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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.