Home / 7,775,999.40-11,663,999.10-7,303,218.60

Finding the Fourth Proportional to 7,775,999.40, 11,663,999.10 and 7,303,218.60

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Solution

The fourth proportional to 7,775,999.40, 11,663,999.10 and 7,303,218.60 is: 10,954,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,999.40 : 11,663,999.10 = 7,303,218.60 : x
  2. Step 2: Convert to fraction form
    7,775,999.40/11,663,999.10 = 7,303,218.60/x
  3. Step 3: Cross multiply
    7,775,999.40x = 11,663,999.10 × 7,303,218.60
  4. Step 4: Simplify right side
    7,775,999.40x = 85,184,735,177,503.25
  5. Step 5: Solve for x
    x = 85,184,735,177,503.25/7,775,999.40
  6. Step 6: Final answer
    x = 10,954,827.90

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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.