Home / 54,785,135.90-75,605,864.08-30,338,849.90

Finding the Fourth Proportional to 54,785,135.90, 75,605,864.08 and 30,338,849.90

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Solution

The fourth proportional to 54,785,135.90, 75,605,864.08 and 30,338,849.90 is: 41,868,928.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,785,135.90 : 75,605,864.08 = 30,338,849.90 : x
  2. Step 2: Convert to fraction form
    54,785,135.90/75,605,864.08 = 30,338,849.90/x
  3. Step 3: Cross multiply
    54,785,135.90x = 75,605,864.08 × 30,338,849.90
  4. Step 4: Simplify right side
    54,785,135.90x = 2,293,794,961,882,921.50
  5. Step 5: Solve for x
    x = 2,293,794,961,882,921.50/54,785,135.90
  6. Step 6: Final answer
    x = 41,868,928.94

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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.