Home / 7,769,602.40-11,654,403.60-7,296,821.60

Finding the Fourth Proportional to 7,769,602.40, 11,654,403.60 and 7,296,821.60

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Solution

The fourth proportional to 7,769,602.40, 11,654,403.60 and 7,296,821.60 is: 10,945,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,602.40 : 11,654,403.60 = 7,296,821.60 : x
  2. Step 2: Convert to fraction form
    7,769,602.40/11,654,403.60 = 7,296,821.60/x
  3. Step 3: Cross multiply
    7,769,602.40x = 11,654,403.60 × 7,296,821.60
  4. Step 4: Simplify right side
    7,769,602.40x = 85,040,103,923,597.75
  5. Step 5: Solve for x
    x = 85,040,103,923,597.75/7,769,602.40
  6. Step 6: Final answer
    x = 10,945,232.40

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1.5x scale

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.