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Finding the Third Proportional to 5,438,308 and 11,436,488

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Solution

The third proportional to 5,438,308 and 11,436,488 is: 24,050,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,308 : 11,436,488 = 11,436,488 : x
  2. Step 2: Convert to fraction form
    5,438,308/11,436,488 = 11,436,488/x
  3. Step 3: Cross multiply
    5,438,308x = 11,436,488 × 11,436,488
  4. Step 4: Simplify right side
    5,438,308x = 130,793,257,774,144
  5. Step 5: Solve for x
    x = 130,793,257,774,144/5,438,308
  6. Step 6: Final answer
    x = 24,050,358.64

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.