Home / 13,113,431.21-19,672,513.64-5,928,348.89

Finding the Fourth Proportional to 13,113,431.21, 19,672,513.64 and 5,928,348.89

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Solution

The fourth proportional to 13,113,431.21, 19,672,513.64 and 5,928,348.89 is: 8,893,593.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,431.21 : 19,672,513.64 = 5,928,348.89 : x
  2. Step 2: Convert to fraction form
    13,113,431.21/19,672,513.64 = 5,928,348.89/x
  3. Step 3: Cross multiply
    13,113,431.21x = 19,672,513.64 × 5,928,348.89
  4. Step 4: Simplify right side
    13,113,431.21x = 116,625,524,401,203.86
  5. Step 5: Solve for x
    x = 116,625,524,401,203.86/13,113,431.21
  6. Step 6: Final answer
    x = 8,893,593.33

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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.