Home / 8,556,240.72-12,825,725.12-5,363,608.88

Finding the Fourth Proportional to 8,556,240.72, 12,825,725.12 and 5,363,608.88

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Solution

The fourth proportional to 8,556,240.72, 12,825,725.12 and 5,363,608.88 is: 8,039,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,240.72 : 12,825,725.12 = 5,363,608.88 : x
  2. Step 2: Convert to fraction form
    8,556,240.72/12,825,725.12 = 5,363,608.88/x
  3. Step 3: Cross multiply
    8,556,240.72x = 12,825,725.12 × 5,363,608.88
  4. Step 4: Simplify right side
    8,556,240.72x = 68,792,173,146,071.06
  5. Step 5: Solve for x
    x = 68,792,173,146,071.06/8,556,240.72
  6. Step 6: Final answer
    x = 8,039,999.74

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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.