Home / 13,814,575.20-20,720,048.40-4,230,914.40

Finding the Fourth Proportional to 13,814,575.20, 20,720,048.40 and 4,230,914.40

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Solution

The fourth proportional to 13,814,575.20, 20,720,048.40 and 4,230,914.40 is: 6,345,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814,575.20 : 20,720,048.40 = 4,230,914.40 : x
  2. Step 2: Convert to fraction form
    13,814,575.20/20,720,048.40 = 4,230,914.40/x
  3. Step 3: Cross multiply
    13,814,575.20x = 20,720,048.40 × 4,230,914.40
  4. Step 4: Simplify right side
    13,814,575.20x = 87,664,751,144,256.97
  5. Step 5: Solve for x
    x = 87,664,751,144,256.97/13,814,575.20
  6. Step 6: Final answer
    x = 6,345,815.91

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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.