Home / 20,200,116.36-27,877,066.74-11,032,834.44

Finding the Fourth Proportional to 20,200,116.36, 27,877,066.74 and 11,032,834.44

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Solution

The fourth proportional to 20,200,116.36, 27,877,066.74 and 11,032,834.44 is: 15,225,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,200,116.36 : 27,877,066.74 = 11,032,834.44 : x
  2. Step 2: Convert to fraction form
    20,200,116.36/27,877,066.74 = 11,032,834.44/x
  3. Step 3: Cross multiply
    20,200,116.36x = 27,877,066.74 × 11,032,834.44
  4. Step 4: Simplify right side
    20,200,116.36x = 307,563,062,015,250.50
  5. Step 5: Solve for x
    x = 307,563,062,015,250.50/20,200,116.36
  6. Step 6: Final answer
    x = 15,225,806.45

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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.