Home / 57,267,649.96-85,914,928.86-18,929,166.28

Finding the Fourth Proportional to 57,267,649.96, 85,914,928.86 and 18,929,166.28

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Solution

The fourth proportional to 57,267,649.96, 85,914,928.86 and 18,929,166.28 is: 28,398,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267,649.96 : 85,914,928.86 = 18,929,166.28 : x
  2. Step 2: Convert to fraction form
    57,267,649.96/85,914,928.86 = 18,929,166.28/x
  3. Step 3: Cross multiply
    57,267,649.96x = 85,914,928.86 × 18,929,166.28
  4. Step 4: Simplify right side
    57,267,649.96x = 1,626,297,974,325,311
  5. Step 5: Solve for x
    x = 1,626,297,974,325,311/57,267,649.96
  6. Step 6: Final answer
    x = 28,398,196.46

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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.