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Finding the Third Proportional to 9,179,622 and 12,421,444.50

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Solution

The third proportional to 9,179,622 and 12,421,444.50 is: 16,808,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179,622 : 12,421,444.50 = 12,421,444.50 : x
  2. Step 2: Convert to fraction form
    9,179,622/12,421,444.50 = 12,421,444.50/x
  3. Step 3: Cross multiply
    9,179,622x = 12,421,444.50 × 12,421,444.50
  4. Step 4: Simplify right side
    9,179,622x = 154,292,283,466,580.25
  5. Step 5: Solve for x
    x = 154,292,283,466,580.25/9,179,622
  6. Step 6: Final answer
    x = 16,808,130.39

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.