Home / 8,672,712.88-11,968,185.36-4,805,219.92

Finding the Fourth Proportional to 8,672,712.88, 11,968,185.36 and 4,805,219.92

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Solution

The fourth proportional to 8,672,712.88, 11,968,185.36 and 4,805,219.92 is: 6,631,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,712.88 : 11,968,185.36 = 4,805,219.92 : x
  2. Step 2: Convert to fraction form
    8,672,712.88/11,968,185.36 = 4,805,219.92/x
  3. Step 3: Cross multiply
    8,672,712.88x = 11,968,185.36 × 4,805,219.92
  4. Step 4: Simplify right side
    8,672,712.88x = 57,509,762,698,124.37
  5. Step 5: Solve for x
    x = 57,509,762,698,124.37/8,672,712.88
  6. Step 6: Final answer
    x = 6,631,115.72

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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.