Home / 12,745,231.40-19,115,190.30-4,662,014.60

Finding the Fourth Proportional to 12,745,231.40, 19,115,190.30 and 4,662,014.60

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Solution

The fourth proportional to 12,745,231.40, 19,115,190.30 and 4,662,014.60 is: 6,992,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,745,231.40 : 19,115,190.30 = 4,662,014.60 : x
  2. Step 2: Convert to fraction form
    12,745,231.40/19,115,190.30 = 4,662,014.60/x
  3. Step 3: Cross multiply
    12,745,231.40x = 19,115,190.30 × 4,662,014.60
  4. Step 4: Simplify right side
    12,745,231.40x = 89,115,296,260,378.38
  5. Step 5: Solve for x
    x = 89,115,296,260,378.38/12,745,231.40
  6. Step 6: Final answer
    x = 6,992,050.08

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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.