Home / 14,072,408.40-21,108,612.60-13,288,587.60

Finding the Fourth Proportional to 14,072,408.40, 21,108,612.60 and 13,288,587.60

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Solution

The fourth proportional to 14,072,408.40, 21,108,612.60 and 13,288,587.60 is: 19,932,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,072,408.40 : 21,108,612.60 = 13,288,587.60 : x
  2. Step 2: Convert to fraction form
    14,072,408.40/21,108,612.60 = 13,288,587.60/x
  3. Step 3: Cross multiply
    14,072,408.40x = 21,108,612.60 × 13,288,587.60
  4. Step 4: Simplify right side
    14,072,408.40x = 280,503,647,649,563.78
  5. Step 5: Solve for x
    x = 280,503,647,649,563.78/14,072,408.40
  6. Step 6: Final answer
    x = 19,932,881.40

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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.