Home / 20,223,579.24-27,908,638.02-11,056,222.44

Finding the Fourth Proportional to 20,223,579.24, 27,908,638.02 and 11,056,222.44

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Solution

The fourth proportional to 20,223,579.24, 27,908,638.02 and 11,056,222.44 is: 15,257,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,579.24 : 27,908,638.02 = 11,056,222.44 : x
  2. Step 2: Convert to fraction form
    20,223,579.24/27,908,638.02 = 11,056,222.44/x
  3. Step 3: Cross multiply
    20,223,579.24x = 27,908,638.02 × 11,056,222.44
  4. Step 4: Simplify right side
    20,223,579.24x = 308,564,109,946,561.12
  5. Step 5: Solve for x
    x = 308,564,109,946,561.12/20,223,579.24
  6. Step 6: Final answer
    x = 15,257,640.91

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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.