Home / 12,166,903.98-16,790,348.43-6,660,282.24

Finding the Fourth Proportional to 12,166,903.98, 16,790,348.43 and 6,660,282.24

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Solution

The fourth proportional to 12,166,903.98, 16,790,348.43 and 6,660,282.24 is: 9,191,200.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166,903.98 : 16,790,348.43 = 6,660,282.24 : x
  2. Step 2: Convert to fraction form
    12,166,903.98/16,790,348.43 = 6,660,282.24/x
  3. Step 3: Cross multiply
    12,166,903.98x = 16,790,348.43 × 6,660,282.24
  4. Step 4: Simplify right side
    12,166,903.98x = 111,828,459,451,740.89
  5. Step 5: Solve for x
    x = 111,828,459,451,740.89/12,166,903.98
  6. Step 6: Final answer
    x = 9,191,200.95

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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.