Home / 12,118,145.94-16,724,511.45-8,853,326.73

Finding the Fourth Proportional to 12,118,145.94, 16,724,511.45 and 8,853,326.73

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Solution

The fourth proportional to 12,118,145.94, 16,724,511.45 and 8,853,326.73 is: 12,218,664.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,118,145.94 : 16,724,511.45 = 8,853,326.73 : x
  2. Step 2: Convert to fraction form
    12,118,145.94/16,724,511.45 = 8,853,326.73/x
  3. Step 3: Cross multiply
    12,118,145.94x = 16,724,511.45 × 8,853,326.73
  4. Step 4: Simplify right side
    12,118,145.94x = 148,067,564,266,476.06
  5. Step 5: Solve for x
    x = 148,067,564,266,476.06/12,118,145.94
  6. Step 6: Final answer
    x = 12,218,664.88

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1.5x scale

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.