Home / 16,290,012.12-22,480,604.83-8,947,999.03

Finding the Fourth Proportional to 16,290,012.12, 22,480,604.83 and 8,947,999.03

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Solution

The fourth proportional to 16,290,012.12, 22,480,604.83 and 8,947,999.03 is: 12,348,451.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290,012.12 : 22,480,604.83 = 8,947,999.03 : x
  2. Step 2: Convert to fraction form
    16,290,012.12/22,480,604.83 = 8,947,999.03/x
  3. Step 3: Cross multiply
    16,290,012.12x = 22,480,604.83 × 8,947,999.03
  4. Step 4: Simplify right side
    16,290,012.12x = 201,156,430,212,653.28
  5. Step 5: Solve for x
    x = 201,156,430,212,653.28/16,290,012.12
  6. Step 6: Final answer
    x = 12,348,451.84

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1.5x scale

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.