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Finding the Third Proportional to 3,190,045.78 and 7,000,106.06

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Solution

The third proportional to 3,190,045.78 and 7,000,106.06 is: 15,360,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,045.78 : 7,000,106.06 = 7,000,106.06 : x
  2. Step 2: Convert to fraction form
    3,190,045.78/7,000,106.06 = 7,000,106.06/x
  3. Step 3: Cross multiply
    3,190,045.78x = 7,000,106.06 × 7,000,106.06
  4. Step 4: Simplify right side
    3,190,045.78x = 49,001,484,886,249.25
  5. Step 5: Solve for x
    x = 49,001,484,886,249.25/3,190,045.78
  6. Step 6: Final answer
    x = 15,360,746.60

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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.