Home / 5,670,015.40-8,505,023.10-3,119,098.60

Finding the Fourth Proportional to 5,670,015.40, 8,505,023.10 and 3,119,098.60

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Solution

The fourth proportional to 5,670,015.40, 8,505,023.10 and 3,119,098.60 is: 4,678,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670,015.40 : 8,505,023.10 = 3,119,098.60 : x
  2. Step 2: Convert to fraction form
    5,670,015.40/8,505,023.10 = 3,119,098.60/x
  3. Step 3: Cross multiply
    5,670,015.40x = 8,505,023.10 × 3,119,098.60
  4. Step 4: Simplify right side
    5,670,015.40x = 26,528,005,644,177.66
  5. Step 5: Solve for x
    x = 26,528,005,644,177.66/5,670,015.40
  6. Step 6: Final answer
    x = 4,678,647.90

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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.