Home / 11,122,945.10-16,684,417.65-8,076,016.70

Finding the Fourth Proportional to 11,122,945.10, 16,684,417.65 and 8,076,016.70

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Solution

The fourth proportional to 11,122,945.10, 16,684,417.65 and 8,076,016.70 is: 12,114,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122,945.10 : 16,684,417.65 = 8,076,016.70 : x
  2. Step 2: Convert to fraction form
    11,122,945.10/16,684,417.65 = 8,076,016.70/x
  3. Step 3: Cross multiply
    11,122,945.10x = 16,684,417.65 × 8,076,016.70
  4. Step 4: Simplify right side
    11,122,945.10x = 134,743,635,571,174.77
  5. Step 5: Solve for x
    x = 134,743,635,571,174.77/11,122,945.10
  6. Step 6: Final answer
    x = 12,114,025.05

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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.