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Finding the Third Proportional to 3,190,068 and 7,000,148

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Solution

The third proportional to 3,190,068 and 7,000,148 is: 15,360,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,068 : 7,000,148 = 7,000,148 : x
  2. Step 2: Convert to fraction form
    3,190,068/7,000,148 = 7,000,148/x
  3. Step 3: Cross multiply
    3,190,068x = 7,000,148 × 7,000,148
  4. Step 4: Simplify right side
    3,190,068x = 49,002,072,021,904
  5. Step 5: Solve for x
    x = 49,002,072,021,904/3,190,068
  6. Step 6: Final answer
    x = 15,360,823.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.