Home / 7,924,201.20-11,886,301.80-2,874,855.60

Finding the Fourth Proportional to 7,924,201.20, 11,886,301.80 and 2,874,855.60

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Solution

The fourth proportional to 7,924,201.20, 11,886,301.80 and 2,874,855.60 is: 4,312,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924,201.20 : 11,886,301.80 = 2,874,855.60 : x
  2. Step 2: Convert to fraction form
    7,924,201.20/11,886,301.80 = 2,874,855.60/x
  3. Step 3: Cross multiply
    7,924,201.20x = 11,886,301.80 × 2,874,855.60
  4. Step 4: Simplify right side
    7,924,201.20x = 34,171,401,293,020.08
  5. Step 5: Solve for x
    x = 34,171,401,293,020.08/7,924,201.20
  6. Step 6: Final answer
    x = 4,312,283.40

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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.