Home / 8,118,509.07-11,203,556.01-4,447,345.59

Finding the Fourth Proportional to 8,118,509.07, 11,203,556.01 and 4,447,345.59

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Solution

The fourth proportional to 8,118,509.07, 11,203,556.01 and 4,447,345.59 is: 6,137,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,509.07 : 11,203,556.01 = 4,447,345.59 : x
  2. Step 2: Convert to fraction form
    8,118,509.07/11,203,556.01 = 4,447,345.59/x
  3. Step 3: Cross multiply
    8,118,509.07x = 11,203,556.01 × 4,447,345.59
  4. Step 4: Simplify right side
    8,118,509.07x = 49,826,085,391,154.77
  5. Step 5: Solve for x
    x = 49,826,085,391,154.77/8,118,509.07
  6. Step 6: Final answer
    x = 6,137,344.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.