Home / 6,404,976.35-9,607,464.53-6,128,539.55

Finding the Fourth Proportional to 6,404,976.35, 9,607,464.53 and 6,128,539.55

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Solution

The fourth proportional to 6,404,976.35, 9,607,464.53 and 6,128,539.55 is: 9,192,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404,976.35 : 9,607,464.53 = 6,128,539.55 : x
  2. Step 2: Convert to fraction form
    6,404,976.35/9,607,464.53 = 6,128,539.55/x
  3. Step 3: Cross multiply
    6,404,976.35x = 9,607,464.53 × 6,128,539.55
  4. Step 4: Simplify right side
    6,404,976.35x = 58,879,726,316,684.46
  5. Step 5: Solve for x
    x = 58,879,726,316,684.46/6,404,976.35
  6. Step 6: Final answer
    x = 9,192,809.33

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Double scale
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1.5x scale

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.