Home / 9,778,522.56-13,494,509.28-5,368,611.84

Finding the Fourth Proportional to 9,778,522.56, 13,494,509.28 and 5,368,611.84

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Solution

The fourth proportional to 9,778,522.56, 13,494,509.28 and 5,368,611.84 is: 7,408,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778,522.56 : 13,494,509.28 = 5,368,611.84 : x
  2. Step 2: Convert to fraction form
    9,778,522.56/13,494,509.28 = 5,368,611.84/x
  3. Step 3: Cross multiply
    9,778,522.56x = 13,494,509.28 × 5,368,611.84
  4. Step 4: Simplify right side
    9,778,522.56x = 72,446,782,295,597.88
  5. Step 5: Solve for x
    x = 72,446,782,295,597.88/9,778,522.56
  6. Step 6: Final answer
    x = 7,408,765.68

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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.