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Finding the Third Proportional to 4,039,875 and 8,976,545.50

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Solution

The third proportional to 4,039,875 and 8,976,545.50 is: 19,945,758.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039,875 : 8,976,545.50 = 8,976,545.50 : x
  2. Step 2: Convert to fraction form
    4,039,875/8,976,545.50 = 8,976,545.50/x
  3. Step 3: Cross multiply
    4,039,875x = 8,976,545.50 × 8,976,545.50
  4. Step 4: Simplify right side
    4,039,875x = 80,578,369,113,570.25
  5. Step 5: Solve for x
    x = 80,578,369,113,570.25/4,039,875
  6. Step 6: Final answer
    x = 19,945,758.00

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.