Home / 8,886,718.80-13,330,078.20-7,859,266.20

Finding the Fourth Proportional to 8,886,718.80, 13,330,078.20 and 7,859,266.20

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Solution

The fourth proportional to 8,886,718.80, 13,330,078.20 and 7,859,266.20 is: 11,788,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886,718.80 : 13,330,078.20 = 7,859,266.20 : x
  2. Step 2: Convert to fraction form
    8,886,718.80/13,330,078.20 = 7,859,266.20/x
  3. Step 3: Cross multiply
    8,886,718.80x = 13,330,078.20 × 7,859,266.20
  4. Step 4: Simplify right side
    8,886,718.80x = 104,764,633,040,616.84
  5. Step 5: Solve for x
    x = 104,764,633,040,616.84/8,886,718.80
  6. Step 6: Final answer
    x = 11,788,899.30

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Double scale
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Similar ratio
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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.