Home / 13,400,529.50-20,090,994.51-4,297,445.39

Finding the Fourth Proportional to 13,400,529.50, 20,090,994.51 and 4,297,445.39

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Solution

The fourth proportional to 13,400,529.50, 20,090,994.51 and 4,297,445.39 is: 6,443,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400,529.50 : 20,090,994.51 = 4,297,445.39 : x
  2. Step 2: Convert to fraction form
    13,400,529.50/20,090,994.51 = 4,297,445.39/x
  3. Step 3: Cross multiply
    13,400,529.50x = 20,090,994.51 × 4,297,445.39
  4. Step 4: Simplify right side
    13,400,529.50x = 86,339,951,737,514.81
  5. Step 5: Solve for x
    x = 86,339,951,737,514.81/13,400,529.50
  6. Step 6: Final answer
    x = 6,443,025.38

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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.