Home / 5,256,389.60-7,884,584.40-4,976,453.60

Finding the Fourth Proportional to 5,256,389.60, 7,884,584.40 and 4,976,453.60

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Solution

The fourth proportional to 5,256,389.60, 7,884,584.40 and 4,976,453.60 is: 7,464,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,389.60 : 7,884,584.40 = 4,976,453.60 : x
  2. Step 2: Convert to fraction form
    5,256,389.60/7,884,584.40 = 4,976,453.60/x
  3. Step 3: Cross multiply
    5,256,389.60x = 7,884,584.40 × 4,976,453.60
  4. Step 4: Simplify right side
    5,256,389.60x = 39,237,268,421,883.84
  5. Step 5: Solve for x
    x = 39,237,268,421,883.84/5,256,389.60
  6. Step 6: Final answer
    x = 7,464,680.40

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Similar ratio
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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.