Home / 35,601,371.07-49,130,858.13-20,133,768.75

Finding the Fourth Proportional to 35,601,371.07, 49,130,858.13 and 20,133,768.75

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Solution

The fourth proportional to 35,601,371.07, 49,130,858.13 and 20,133,768.75 is: 27,785,147.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,601,371.07 : 49,130,858.13 = 20,133,768.75 : x
  2. Step 2: Convert to fraction form
    35,601,371.07/49,130,858.13 = 20,133,768.75/x
  3. Step 3: Cross multiply
    35,601,371.07x = 49,130,858.13 × 20,133,768.75
  4. Step 4: Simplify right side
    35,601,371.07x = 989,189,336,078,477.50
  5. Step 5: Solve for x
    x = 989,189,336,078,477.50/35,601,371.07
  6. Step 6: Final answer
    x = 27,785,147.21

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1.5x scale

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.