Home / 28,641,114.53-39,524,735.86-15,588,467.04

Finding the Fourth Proportional to 28,641,114.53, 39,524,735.86 and 15,588,467.04

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Solution

The fourth proportional to 28,641,114.53, 39,524,735.86 and 15,588,467.04 is: 21,512,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,641,114.53 : 39,524,735.86 = 15,588,467.04 : x
  2. Step 2: Convert to fraction form
    28,641,114.53/39,524,735.86 = 15,588,467.04/x
  3. Step 3: Cross multiply
    28,641,114.53x = 39,524,735.86 × 15,588,467.04
  4. Step 4: Simplify right side
    28,641,114.53x = 616,130,042,020,692.38
  5. Step 5: Solve for x
    x = 616,130,042,020,692.38/28,641,114.53
  6. Step 6: Final answer
    x = 21,512,083.32

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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.