Home / 8,725,708.88-12,014,772.36-8,700,514.64

Finding the Fourth Proportional to 8,725,708.88, 12,014,772.36 and 8,700,514.64

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Solution

The fourth proportional to 8,725,708.88, 12,014,772.36 and 8,700,514.64 is: 11,980,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725,708.88 : 12,014,772.36 = 8,700,514.64 : x
  2. Step 2: Convert to fraction form
    8,725,708.88/12,014,772.36 = 8,700,514.64/x
  3. Step 3: Cross multiply
    8,725,708.88x = 12,014,772.36 × 8,700,514.64
  4. Step 4: Simplify right side
    8,725,708.88x = 104,534,702,814,447.36
  5. Step 5: Solve for x
    x = 104,534,702,814,447.36/8,725,708.88
  6. Step 6: Final answer
    x = 11,980,081.42

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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.