Home / 6,127,481.80-9,191,222.70-1,867,643.20

Finding the Fourth Proportional to 6,127,481.80, 9,191,222.70 and 1,867,643.20

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Solution

The fourth proportional to 6,127,481.80, 9,191,222.70 and 1,867,643.20 is: 2,801,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,481.80 : 9,191,222.70 = 1,867,643.20 : x
  2. Step 2: Convert to fraction form
    6,127,481.80/9,191,222.70 = 1,867,643.20/x
  3. Step 3: Cross multiply
    6,127,481.80x = 9,191,222.70 × 1,867,643.20
  4. Step 4: Simplify right side
    6,127,481.80x = 17,165,924,575,340.64
  5. Step 5: Solve for x
    x = 17,165,924,575,340.64/6,127,481.80
  6. Step 6: Final answer
    x = 2,801,464.80

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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.