Home / 16,290,009.12-22,480,600.69-8,947,996.03

Finding the Fourth Proportional to 16,290,009.12, 22,480,600.69 and 8,947,996.03

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Solution

The fourth proportional to 16,290,009.12, 22,480,600.69 and 8,947,996.03 is: 12,348,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290,009.12 : 22,480,600.69 = 8,947,996.03 : x
  2. Step 2: Convert to fraction form
    16,290,009.12/22,480,600.69 = 8,947,996.03/x
  3. Step 3: Cross multiply
    16,290,009.12x = 22,480,600.69 × 8,947,996.03
  4. Step 4: Simplify right side
    16,290,009.12x = 201,156,325,714,775.22
  5. Step 5: Solve for x
    x = 201,156,325,714,775.22/16,290,009.12
  6. Step 6: Final answer
    x = 12,348,447.71

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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.