Home / 14,939,721.60-22,383,777.60-6,945,148.80

Finding the Fourth Proportional to 14,939,721.60, 22,383,777.60 and 6,945,148.80

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Solution

The fourth proportional to 14,939,721.60, 22,383,777.60 and 6,945,148.80 is: 10,405,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,939,721.60 : 22,383,777.60 = 6,945,148.80 : x
  2. Step 2: Convert to fraction form
    14,939,721.60/22,383,777.60 = 6,945,148.80/x
  3. Step 3: Cross multiply
    14,939,721.60x = 22,383,777.60 × 6,945,148.80
  4. Step 4: Simplify right side
    14,939,721.60x = 155,458,666,138,106.88
  5. Step 5: Solve for x
    x = 155,458,666,138,106.88/14,939,721.60
  6. Step 6: Final answer
    x = 10,405,727.11

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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.