Home / 20,264,408.01-30,396,421.94-8,758,010.25

Finding the Fourth Proportional to 20,264,408.01, 30,396,421.94 and 8,758,010.25

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Solution

The fourth proportional to 20,264,408.01, 30,396,421.94 and 8,758,010.25 is: 13,136,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264,408.01 : 30,396,421.94 = 8,758,010.25 : x
  2. Step 2: Convert to fraction form
    20,264,408.01/30,396,421.94 = 8,758,010.25/x
  3. Step 3: Cross multiply
    20,264,408.01x = 30,396,421.94 × 8,758,010.25
  4. Step 4: Simplify right side
    20,264,408.01x = 266,212,174,870,054.81
  5. Step 5: Solve for x
    x = 266,212,174,870,054.81/20,264,408.01
  6. Step 6: Final answer
    x = 13,136,933.22

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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.