Home / 8,618,629.64-11,893,789.13-4,751,289.19

Finding the Fourth Proportional to 8,618,629.64, 11,893,789.13 and 4,751,289.19

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Solution

The fourth proportional to 8,618,629.64, 11,893,789.13 and 4,751,289.19 is: 6,556,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618,629.64 : 11,893,789.13 = 4,751,289.19 : x
  2. Step 2: Convert to fraction form
    8,618,629.64/11,893,789.13 = 4,751,289.19/x
  3. Step 3: Cross multiply
    8,618,629.64x = 11,893,789.13 × 4,751,289.19
  4. Step 4: Simplify right side
    8,618,629.64x = 56,510,831,771,128.41
  5. Step 5: Solve for x
    x = 56,510,831,771,128.41/8,618,629.64
  6. Step 6: Final answer
    x = 6,556,823.32

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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.