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Finding the Third Proportional to 27,352,431 and 43,311,879

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Solution

The third proportional to 27,352,431 and 43,311,879 is: 68,583,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,352,431 : 43,311,879 = 43,311,879 : x
  2. Step 2: Convert to fraction form
    27,352,431/43,311,879 = 43,311,879/x
  3. Step 3: Cross multiply
    27,352,431x = 43,311,879 × 43,311,879
  4. Step 4: Simplify right side
    27,352,431x = 1,875,918,862,510,641
  5. Step 5: Solve for x
    x = 1,875,918,862,510,641/27,352,431
  6. Step 6: Final answer
    x = 68,583,259.11

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.