Home / 10,892,001.20-16,338,001.80-3,318,954.80

Finding the Fourth Proportional to 10,892,001.20, 16,338,001.80 and 3,318,954.80

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Solution

The fourth proportional to 10,892,001.20, 16,338,001.80 and 3,318,954.80 is: 4,978,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,001.20 : 16,338,001.80 = 3,318,954.80 : x
  2. Step 2: Convert to fraction form
    10,892,001.20/16,338,001.80 = 3,318,954.80/x
  3. Step 3: Cross multiply
    10,892,001.20x = 16,338,001.80 × 3,318,954.80
  4. Step 4: Simplify right side
    10,892,001.20x = 54,225,089,496,518.64
  5. Step 5: Solve for x
    x = 54,225,089,496,518.64/10,892,001.20
  6. Step 6: Final answer
    x = 4,978,432.20

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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.