Home / 20,389,599.60-30,572,184.99-13,832,361.24

Finding the Fourth Proportional to 20,389,599.60, 30,572,184.99 and 13,832,361.24

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Solution

The fourth proportional to 20,389,599.60, 30,572,184.99 and 13,832,361.24 is: 20,740,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,389,599.60 : 30,572,184.99 = 13,832,361.24 : x
  2. Step 2: Convert to fraction form
    20,389,599.60/30,572,184.99 = 13,832,361.24/x
  3. Step 3: Cross multiply
    20,389,599.60x = 30,572,184.99 × 13,832,361.24
  4. Step 4: Simplify right side
    20,389,599.60x = 422,885,506,677,785.75
  5. Step 5: Solve for x
    x = 422,885,506,677,785.75/20,389,599.60
  6. Step 6: Final answer
    x = 20,740,255.57

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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.