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Finding the Third Proportional to 27,685,312 and 59,630,532

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Solution

The third proportional to 27,685,312 and 59,630,532 is: 128,436,347.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685,312 : 59,630,532 = 59,630,532 : x
  2. Step 2: Convert to fraction form
    27,685,312/59,630,532 = 59,630,532/x
  3. Step 3: Cross multiply
    27,685,312x = 59,630,532 × 59,630,532
  4. Step 4: Simplify right side
    27,685,312x = 3,555,800,346,603,024
  5. Step 5: Solve for x
    x = 3,555,800,346,603,024/27,685,312
  6. Step 6: Final answer
    x = 128,436,347.28

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.