Home / 35,601,399.04-49,130,896.80-20,133,796.72

Finding the Fourth Proportional to 35,601,399.04, 49,130,896.80 and 20,133,796.72

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Solution

The fourth proportional to 35,601,399.04, 49,130,896.80 and 20,133,796.72 is: 27,785,185.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,601,399.04 : 49,130,896.80 = 20,133,796.72 : x
  2. Step 2: Convert to fraction form
    35,601,399.04/49,130,896.80 = 20,133,796.72/x
  3. Step 3: Cross multiply
    35,601,399.04x = 49,130,896.80 × 20,133,796.72
  4. Step 4: Simplify right side
    35,601,399.04x = 989,191,488,842,498.38
  5. Step 5: Solve for x
    x = 989,191,488,842,498.38/35,601,399.04
  6. Step 6: Final answer
    x = 27,785,185.85

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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.