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Finding the Third Proportional to 3,190,068.56 and 7,000,146.56

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Solution

The third proportional to 3,190,068.56 and 7,000,146.56 is: 15,360,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,068.56 : 7,000,146.56 = 7,000,146.56 : x
  2. Step 2: Convert to fraction form
    3,190,068.56/7,000,146.56 = 7,000,146.56/x
  3. Step 3: Cross multiply
    3,190,068.56x = 7,000,146.56 × 7,000,146.56
  4. Step 4: Simplify right side
    3,190,068.56x = 49,002,051,896,480.56
  5. Step 5: Solve for x
    x = 49,002,051,896,480.56/3,190,068.56
  6. Step 6: Final answer
    x = 15,360,814.65

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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.