Home / 14,207,999.40-21,311,999.10-8,534,629.80

Finding the Fourth Proportional to 14,207,999.40, 21,311,999.10 and 8,534,629.80

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Solution

The fourth proportional to 14,207,999.40, 21,311,999.10 and 8,534,629.80 is: 12,801,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207,999.40 : 21,311,999.10 = 8,534,629.80 : x
  2. Step 2: Convert to fraction form
    14,207,999.40/21,311,999.10 = 8,534,629.80/x
  3. Step 3: Cross multiply
    14,207,999.40x = 21,311,999.10 × 8,534,629.80
  4. Step 4: Simplify right side
    14,207,999.40x = 181,890,022,616,433.22
  5. Step 5: Solve for x
    x = 181,890,022,616,433.22/14,207,999.40
  6. Step 6: Final answer
    x = 12,801,944.70

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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.