Home / 18,224,877.40-27,337,640.10-5,445,539.80

Finding the Fourth Proportional to 18,224,877.40, 27,337,640.10 and 5,445,539.80

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Solution

The fourth proportional to 18,224,877.40, 27,337,640.10 and 5,445,539.80 is: 8,168,406.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,224,877.40 : 27,337,640.10 = 5,445,539.80 : x
  2. Step 2: Convert to fraction form
    18,224,877.40/27,337,640.10 = 5,445,539.80/x
  3. Step 3: Cross multiply
    18,224,877.40x = 27,337,640.10 × 5,445,539.80
  4. Step 4: Simplify right side
    18,224,877.40x = 148,868,207,202,625.97
  5. Step 5: Solve for x
    x = 148,868,207,202,625.97/18,224,877.40
  6. Step 6: Final answer
    x = 8,168,406.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.