Home / 13,698,811.74-20,545,648.65-6,873,552.35

Finding the Fourth Proportional to 13,698,811.74, 20,545,648.65 and 6,873,552.35

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Solution

The fourth proportional to 13,698,811.74, 20,545,648.65 and 6,873,552.35 is: 10,309,039.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,811.74 : 20,545,648.65 = 6,873,552.35 : x
  2. Step 2: Convert to fraction form
    13,698,811.74/20,545,648.65 = 6,873,552.35/x
  3. Step 3: Cross multiply
    13,698,811.74x = 20,545,648.65 × 6,873,552.35
  4. Step 4: Simplify right side
    13,698,811.74x = 141,221,591,560,481.81
  5. Step 5: Solve for x
    x = 141,221,591,560,481.81/13,698,811.74
  6. Step 6: Final answer
    x = 10,309,039.52

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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.