Home / 13,826,049.55-19,078,501.38-7,630,982.03

Finding the Fourth Proportional to 13,826,049.55, 19,078,501.38 and 7,630,982.03

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Solution

The fourth proportional to 13,826,049.55, 19,078,501.38 and 7,630,982.03 is: 10,529,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,049.55 : 19,078,501.38 = 7,630,982.03 : x
  2. Step 2: Convert to fraction form
    13,826,049.55/19,078,501.38 = 7,630,982.03/x
  3. Step 3: Cross multiply
    13,826,049.55x = 19,078,501.38 × 7,630,982.03
  4. Step 4: Simplify right side
    13,826,049.55x = 145,587,701,190,110.19
  5. Step 5: Solve for x
    x = 145,587,701,190,110.19/13,826,049.55
  6. Step 6: Final answer
    x = 10,529,956.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.