Home / 4,827,830.40-7,241,745.60-4,323,945.60

Finding the Fourth Proportional to 4,827,830.40, 7,241,745.60 and 4,323,945.60

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Solution

The fourth proportional to 4,827,830.40, 7,241,745.60 and 4,323,945.60 is: 6,485,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827,830.40 : 7,241,745.60 = 4,323,945.60 : x
  2. Step 2: Convert to fraction form
    4,827,830.40/7,241,745.60 = 4,323,945.60/x
  3. Step 3: Cross multiply
    4,827,830.40x = 7,241,745.60 × 4,323,945.60
  4. Step 4: Simplify right side
    4,827,830.40x = 31,312,914,023,439.36
  5. Step 5: Solve for x
    x = 31,312,914,023,439.36/4,827,830.40
  6. Step 6: Final answer
    x = 6,485,918.40

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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.