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Finding the Third Proportional to 9,018,454 and 19,313,840

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Solution

The third proportional to 9,018,454 and 19,313,840 is: 41,362,346.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,454 : 19,313,840 = 19,313,840 : x
  2. Step 2: Convert to fraction form
    9,018,454/19,313,840 = 19,313,840/x
  3. Step 3: Cross multiply
    9,018,454x = 19,313,840 × 19,313,840
  4. Step 4: Simplify right side
    9,018,454x = 373,024,415,545,600
  5. Step 5: Solve for x
    x = 373,024,415,545,600/9,018,454
  6. Step 6: Final answer
    x = 41,362,346.09

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.