Home / 8,763,842.40-13,145,763.60-3,084,021.60

Finding the Fourth Proportional to 8,763,842.40, 13,145,763.60 and 3,084,021.60

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Solution

The fourth proportional to 8,763,842.40, 13,145,763.60 and 3,084,021.60 is: 4,626,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,763,842.40 : 13,145,763.60 = 3,084,021.60 : x
  2. Step 2: Convert to fraction form
    8,763,842.40/13,145,763.60 = 3,084,021.60/x
  3. Step 3: Cross multiply
    8,763,842.40x = 13,145,763.60 × 3,084,021.60
  4. Step 4: Simplify right side
    8,763,842.40x = 40,541,818,890,893.76
  5. Step 5: Solve for x
    x = 40,541,818,890,893.76/8,763,842.40
  6. Step 6: Final answer
    x = 4,626,032.40

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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.