Home / 12,380,503.08-17,085,627.81-6,873,878.67

Finding the Fourth Proportional to 12,380,503.08, 17,085,627.81 and 6,873,878.67

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Solution

The fourth proportional to 12,380,503.08, 17,085,627.81 and 6,873,878.67 is: 9,486,248.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,503.08 : 17,085,627.81 = 6,873,878.67 : x
  2. Step 2: Convert to fraction form
    12,380,503.08/17,085,627.81 = 6,873,878.67/x
  3. Step 3: Cross multiply
    12,380,503.08x = 17,085,627.81 × 6,873,878.67
  4. Step 4: Simplify right side
    12,380,503.08x = 117,444,532,566,717.80
  5. Step 5: Solve for x
    x = 117,444,532,566,717.80/12,380,503.08
  6. Step 6: Final answer
    x = 9,486,248.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.