Home / 12,193,622.69-16,825,652.72-6,685,548.11

Finding the Fourth Proportional to 12,193,622.69, 16,825,652.72 and 6,685,548.11

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Solution

The fourth proportional to 12,193,622.69, 16,825,652.72 and 6,685,548.11 is: 9,225,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,622.69 : 16,825,652.72 = 6,685,548.11 : x
  2. Step 2: Convert to fraction form
    12,193,622.69/16,825,652.72 = 6,685,548.11/x
  3. Step 3: Cross multiply
    12,193,622.69x = 16,825,652.72 × 6,685,548.11
  4. Step 4: Simplify right side
    12,193,622.69x = 112,488,710,844,573.84
  5. Step 5: Solve for x
    x = 112,488,710,844,573.84/12,193,622.69
  6. Step 6: Final answer
    x = 9,225,208.43

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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.