Home / 11,122,955.60-16,684,433.40-8,076,027.20

Finding the Fourth Proportional to 11,122,955.60, 16,684,433.40 and 8,076,027.20

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Solution

The fourth proportional to 11,122,955.60, 16,684,433.40 and 8,076,027.20 is: 12,114,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,955.60 : 16,684,433.40 = 8,076,027.20 : x
  2. Step 2: Convert to fraction form
    11,122,955.60/16,684,433.40 = 8,076,027.20/x
  3. Step 3: Cross multiply
    11,122,955.60x = 16,684,433.40 × 8,076,027.20
  4. Step 4: Simplify right side
    11,122,955.60x = 134,743,937,954,988.48
  5. Step 5: Solve for x
    x = 134,743,937,954,988.48/11,122,955.60
  6. Step 6: Final answer
    x = 12,114,040.80

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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.