Home / 28,361,874.16-39,157,487.66-23,147,339.18

Finding the Fourth Proportional to 28,361,874.16, 39,157,487.66 and 23,147,339.18

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Solution

The fourth proportional to 28,361,874.16, 39,157,487.66 and 23,147,339.18 is: 31,958,101.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361,874.16 : 39,157,487.66 = 23,147,339.18 : x
  2. Step 2: Convert to fraction form
    28,361,874.16/39,157,487.66 = 23,147,339.18/x
  3. Step 3: Cross multiply
    28,361,874.16x = 39,157,487.66 × 23,147,339.18
  4. Step 4: Simplify right side
    28,361,874.16x = 906,391,648,302,684.38
  5. Step 5: Solve for x
    x = 906,391,648,302,684.38/28,361,874.16
  6. Step 6: Final answer
    x = 31,958,101.33

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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.