Home / 11,370,743.61-18,565,438.49

Finding the Third Proportional to 11,370,743.61 and 18,565,438.49

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Solution

The third proportional to 11,370,743.61 and 18,565,438.49 is: 30,312,485.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,370,743.61 : 18,565,438.49 = 18,565,438.49 : x
  2. Step 2: Convert to fraction form
    11,370,743.61/18,565,438.49 = 18,565,438.49/x
  3. Step 3: Cross multiply
    11,370,743.61x = 18,565,438.49 × 18,565,438.49
  4. Step 4: Simplify right side
    11,370,743.61x = 344,675,506,370,939
  5. Step 5: Solve for x
    x = 344,675,506,370,939/11,370,743.61
  6. Step 6: Final answer
    x = 30,312,485.98

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.