Home / 21,373,837.80-32,081,751.90-10,603,300.20

Finding the Fourth Proportional to 21,373,837.80, 32,081,751.90 and 10,603,300.20

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Solution

The fourth proportional to 21,373,837.80, 32,081,751.90 and 10,603,300.20 is: 15,915,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373,837.80 : 32,081,751.90 = 10,603,300.20 : x
  2. Step 2: Convert to fraction form
    21,373,837.80/32,081,751.90 = 10,603,300.20/x
  3. Step 3: Cross multiply
    21,373,837.80x = 32,081,751.90 × 10,603,300.20
  4. Step 4: Simplify right side
    21,373,837.80x = 340,172,446,337,620.31
  5. Step 5: Solve for x
    x = 340,172,446,337,620.31/21,373,837.80
  6. Step 6: Final answer
    x = 15,915,365.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.