Home / 18,883,181.53-28,324,772.31-6,103,686.25

Finding the Fourth Proportional to 18,883,181.53, 28,324,772.31 and 6,103,686.25

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Solution

The fourth proportional to 18,883,181.53, 28,324,772.31 and 6,103,686.25 is: 9,155,529.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883,181.53 : 28,324,772.31 = 6,103,686.25 : x
  2. Step 2: Convert to fraction form
    18,883,181.53/28,324,772.31 = 6,103,686.25/x
  3. Step 3: Cross multiply
    18,883,181.53x = 28,324,772.31 × 6,103,686.25
  4. Step 4: Simplify right side
    18,883,181.53x = 172,885,523,341,222.50
  5. Step 5: Solve for x
    x = 172,885,523,341,222.50/18,883,181.53
  6. Step 6: Final answer
    x = 9,155,529.38

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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.