Home / 6,258,257.78-8,635,409.24-3,645,191.92

Finding the Fourth Proportional to 6,258,257.78, 8,635,409.24 and 3,645,191.92

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Solution

The fourth proportional to 6,258,257.78, 8,635,409.24 and 3,645,191.92 is: 5,029,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258,257.78 : 8,635,409.24 = 3,645,191.92 : x
  2. Step 2: Convert to fraction form
    6,258,257.78/8,635,409.24 = 3,645,191.92/x
  3. Step 3: Cross multiply
    6,258,257.78x = 8,635,409.24 × 3,645,191.92
  4. Step 4: Simplify right side
    6,258,257.78x = 31,477,723,987,541.34
  5. Step 5: Solve for x
    x = 31,477,723,987,541.34/6,258,257.78
  6. Step 6: Final answer
    x = 5,029,790.25

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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.