Home / 13,519,241.28-20,267,314.56-4,997,989.44

Finding the Fourth Proportional to 13,519,241.28, 20,267,314.56 and 4,997,989.44

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Solution

The fourth proportional to 13,519,241.28, 20,267,314.56 and 4,997,989.44 is: 7,492,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519,241.28 : 20,267,314.56 = 4,997,989.44 : x
  2. Step 2: Convert to fraction form
    13,519,241.28/20,267,314.56 = 4,997,989.44/x
  3. Step 3: Cross multiply
    13,519,241.28x = 20,267,314.56 × 4,997,989.44
  4. Step 4: Simplify right side
    13,519,241.28x = 101,295,824,148,038.25
  5. Step 5: Solve for x
    x = 101,295,824,148,038.25/13,519,241.28
  6. Step 6: Final answer
    x = 7,492,715.16

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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.