Home / 9,076,838.40-13,615,257.60-8,383,996.80

Finding the Fourth Proportional to 9,076,838.40, 13,615,257.60 and 8,383,996.80

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Solution

The fourth proportional to 9,076,838.40, 13,615,257.60 and 8,383,996.80 is: 12,575,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,838.40 : 13,615,257.60 = 8,383,996.80 : x
  2. Step 2: Convert to fraction form
    9,076,838.40/13,615,257.60 = 8,383,996.80/x
  3. Step 3: Cross multiply
    9,076,838.40x = 13,615,257.60 × 8,383,996.80
  4. Step 4: Simplify right side
    9,076,838.40x = 114,150,276,149,575.67
  5. Step 5: Solve for x
    x = 114,150,276,149,575.67/9,076,838.40
  6. Step 6: Final answer
    x = 12,575,995.20

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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.