Home / 20,483,673.96-30,733,773.18-9,116,348.04

Finding the Fourth Proportional to 20,483,673.96, 30,733,773.18 and 9,116,348.04

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Solution

The fourth proportional to 20,483,673.96, 30,733,773.18 and 9,116,348.04 is: 13,678,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,483,673.96 : 30,733,773.18 = 9,116,348.04 : x
  2. Step 2: Convert to fraction form
    20,483,673.96/30,733,773.18 = 9,116,348.04/x
  3. Step 3: Cross multiply
    20,483,673.96x = 30,733,773.18 × 9,116,348.04
  4. Step 4: Simplify right side
    20,483,673.96x = 280,179,772,891,297.53
  5. Step 5: Solve for x
    x = 280,179,772,891,297.53/20,483,673.96
  6. Step 6: Final answer
    x = 13,678,199.21

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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.