Home / 35,601,368.82-49,130,855.03-20,133,766.50

Finding the Fourth Proportional to 35,601,368.82, 49,130,855.03 and 20,133,766.50

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Solution

The fourth proportional to 35,601,368.82, 49,130,855.03 and 20,133,766.50 is: 27,785,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,601,368.82 : 49,130,855.03 = 20,133,766.50 : x
  2. Step 2: Convert to fraction form
    35,601,368.82/49,130,855.03 = 20,133,766.50/x
  3. Step 3: Cross multiply
    35,601,368.82x = 49,130,855.03 × 20,133,766.50
  4. Step 4: Simplify right side
    35,601,368.82x = 989,189,163,018,701.62
  5. Step 5: Solve for x
    x = 989,189,163,018,701.62/35,601,368.82
  6. Step 6: Final answer
    x = 27,785,144.11

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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.