Home / 6,885,819.37-9,504,988.64-5,915,053.81

Finding the Fourth Proportional to 6,885,819.37, 9,504,988.64 and 5,915,053.81

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Solution

The fourth proportional to 6,885,819.37, 9,504,988.64 and 5,915,053.81 is: 8,164,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,819.37 : 9,504,988.64 = 5,915,053.81 : x
  2. Step 2: Convert to fraction form
    6,885,819.37/9,504,988.64 = 5,915,053.81/x
  3. Step 3: Cross multiply
    6,885,819.37x = 9,504,988.64 × 5,915,053.81
  4. Step 4: Simplify right side
    6,885,819.37x = 56,222,519,269,038.72
  5. Step 5: Solve for x
    x = 56,222,519,269,038.72/6,885,819.37
  6. Step 6: Final answer
    x = 8,164,971.55

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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.