Home / 20,075,425.08-30,096,209.70-8,707,311.96

Finding the Fourth Proportional to 20,075,425.08, 30,096,209.70 and 8,707,311.96

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Solution

The fourth proportional to 20,075,425.08, 30,096,209.70 and 8,707,311.96 is: 13,053,625.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075,425.08 : 30,096,209.70 = 8,707,311.96 : x
  2. Step 2: Convert to fraction form
    20,075,425.08/30,096,209.70 = 8,707,311.96/x
  3. Step 3: Cross multiply
    20,075,425.08x = 30,096,209.70 × 8,707,311.96
  4. Step 4: Simplify right side
    20,075,425.08x = 262,057,086,671,478.03
  5. Step 5: Solve for x
    x = 262,057,086,671,478.03/20,075,425.08
  6. Step 6: Final answer
    x = 13,053,625.80

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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.