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Finding the Third Proportional to 9,023,817 and 19,485,879

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Solution

The third proportional to 9,023,817 and 19,485,879 is: 42,077,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,023,817 : 19,485,879 = 19,485,879 : x
  2. Step 2: Convert to fraction form
    9,023,817/19,485,879 = 19,485,879/x
  3. Step 3: Cross multiply
    9,023,817x = 19,485,879 × 19,485,879
  4. Step 4: Simplify right side
    9,023,817x = 379,699,480,402,641
  5. Step 5: Solve for x
    x = 379,699,480,402,641/9,023,817
  6. Step 6: Final answer
    x = 42,077,480.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.