Home / 20,199,482.30-30,303,160.05-8,684,927.30

Finding the Fourth Proportional to 20,199,482.30, 30,303,160.05 and 8,684,927.30

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Solution

The fourth proportional to 20,199,482.30, 30,303,160.05 and 8,684,927.30 is: 13,029,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199,482.30 : 30,303,160.05 = 8,684,927.30 : x
  2. Step 2: Convert to fraction form
    20,199,482.30/30,303,160.05 = 8,684,927.30/x
  3. Step 3: Cross multiply
    20,199,482.30x = 30,303,160.05 × 8,684,927.30
  4. Step 4: Simplify right side
    20,199,482.30x = 263,180,741,994,514.41
  5. Step 5: Solve for x
    x = 263,180,741,994,514.41/20,199,482.30
  6. Step 6: Final answer
    x = 13,029,083.52

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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.