Home / 9,820,157.55-13,551,289.92-5,409,738.60

Finding the Fourth Proportional to 9,820,157.55, 13,551,289.92 and 5,409,738.60

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Solution

The fourth proportional to 9,820,157.55, 13,551,289.92 and 5,409,738.60 is: 7,465,148.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820,157.55 : 13,551,289.92 = 5,409,738.60 : x
  2. Step 2: Convert to fraction form
    9,820,157.55/13,551,289.92 = 5,409,738.60/x
  3. Step 3: Cross multiply
    9,820,157.55x = 13,551,289.92 × 5,409,738.60
  4. Step 4: Simplify right side
    9,820,157.55x = 73,308,936,160,014.91
  5. Step 5: Solve for x
    x = 73,308,936,160,014.91/9,820,157.55
  6. Step 6: Final answer
    x = 7,465,148.68

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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.