Home / 28,361,869.16-39,157,480.76-23,147,334.18

Finding the Fourth Proportional to 28,361,869.16, 39,157,480.76 and 23,147,334.18

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Solution

The fourth proportional to 28,361,869.16, 39,157,480.76 and 23,147,334.18 is: 31,958,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361,869.16 : 39,157,480.76 = 23,147,334.18 : x
  2. Step 2: Convert to fraction form
    28,361,869.16/39,157,480.76 = 23,147,334.18/x
  3. Step 3: Cross multiply
    28,361,869.16x = 39,157,480.76 × 23,147,334.18
  4. Step 4: Simplify right side
    28,361,869.16x = 906,391,292,682,903.75
  5. Step 5: Solve for x
    x = 906,391,292,682,903.75/28,361,869.16
  6. Step 6: Final answer
    x = 31,958,094.43

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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.