Home / 12,169,896.63-16,793,818.04-6,662,215.98

Finding the Fourth Proportional to 12,169,896.63, 16,793,818.04 and 6,662,215.98

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Solution

The fourth proportional to 12,169,896.63, 16,793,818.04 and 6,662,215.98 is: 9,193,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,169,896.63 : 16,793,818.04 = 6,662,215.98 : x
  2. Step 2: Convert to fraction form
    12,169,896.63/16,793,818.04 = 6,662,215.98/x
  3. Step 3: Cross multiply
    12,169,896.63x = 16,793,818.04 × 6,662,215.98
  4. Step 4: Simplify right side
    12,169,896.63x = 111,884,042,877,989.20
  5. Step 5: Solve for x
    x = 111,884,042,877,989.20/12,169,896.63
  6. Step 6: Final answer
    x = 9,193,508.07

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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.