Home / 18,253,560.48-25,190,211.76-9,993,484.96

Finding the Fourth Proportional to 18,253,560.48, 25,190,211.76 and 9,993,484.96

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Solution

The fourth proportional to 18,253,560.48, 25,190,211.76 and 9,993,484.96 is: 13,791,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,560.48 : 25,190,211.76 = 9,993,484.96 : x
  2. Step 2: Convert to fraction form
    18,253,560.48/25,190,211.76 = 9,993,484.96/x
  3. Step 3: Cross multiply
    18,253,560.48x = 25,190,211.76 × 9,993,484.96
  4. Step 4: Simplify right side
    18,253,560.48x = 251,738,002,362,775.16
  5. Step 5: Solve for x
    x = 251,738,002,362,775.16/18,253,560.48
  6. Step 6: Final answer
    x = 13,791,172.56

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1.5x scale

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.