Home / 12,076,562-16,665,655.56-6,643,937.36

Finding the Fourth Proportional to 12,076,562, 16,665,655.56 and 6,643,937.36

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Solution

The fourth proportional to 12,076,562, 16,665,655.56 and 6,643,937.36 is: 9,168,633.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,076,562 : 16,665,655.56 = 6,643,937.36 : x
  2. Step 2: Convert to fraction form
    12,076,562/16,665,655.56 = 6,643,937.36/x
  3. Step 3: Cross multiply
    12,076,562x = 16,665,655.56 × 6,643,937.36
  4. Step 4: Simplify right side
    12,076,562x = 110,725,571,603,975.73
  5. Step 5: Solve for x
    x = 110,725,571,603,975.73/12,076,562
  6. Step 6: Final answer
    x = 9,168,633.56

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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.