Home / 54,306,256.49-74,945,196.06-30,785,249.09

Finding the Fourth Proportional to 54,306,256.49, 74,945,196.06 and 30,785,249.09

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Solution

The fourth proportional to 54,306,256.49, 74,945,196.06 and 30,785,249.09 is: 42,485,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,306,256.49 : 74,945,196.06 = 30,785,249.09 : x
  2. Step 2: Convert to fraction form
    54,306,256.49/74,945,196.06 = 30,785,249.09/x
  3. Step 3: Cross multiply
    54,306,256.49x = 74,945,196.06 × 30,785,249.09
  4. Step 4: Simplify right side
    54,306,256.49x = 2,307,206,528,916,386.50
  5. Step 5: Solve for x
    x = 2,307,206,528,916,386.50/54,306,256.49
  6. Step 6: Final answer
    x = 42,485,096.16

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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.