Home / 13,593,699.21-18,749,754.14-8,946,003.45

Finding the Fourth Proportional to 13,593,699.21, 18,749,754.14 and 8,946,003.45

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Solution

The fourth proportional to 13,593,699.21, 18,749,754.14 and 8,946,003.45 is: 12,339,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593,699.21 : 18,749,754.14 = 8,946,003.45 : x
  2. Step 2: Convert to fraction form
    13,593,699.21/18,749,754.14 = 8,946,003.45/x
  3. Step 3: Cross multiply
    13,593,699.21x = 18,749,754.14 × 8,946,003.45
  4. Step 4: Simplify right side
    13,593,699.21x = 167,735,365,178,361.78
  5. Step 5: Solve for x
    x = 167,735,365,178,361.78/13,593,699.21
  6. Step 6: Final answer
    x = 12,339,199.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.