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Finding the Third Proportional to 20,302,803 and 42,278,633

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Solution

The third proportional to 20,302,803 and 42,278,633 is: 88,041,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302,803 : 42,278,633 = 42,278,633 : x
  2. Step 2: Convert to fraction form
    20,302,803/42,278,633 = 42,278,633/x
  3. Step 3: Cross multiply
    20,302,803x = 42,278,633 × 42,278,633
  4. Step 4: Simplify right side
    20,302,803x = 1,787,482,808,348,689
  5. Step 5: Solve for x
    x = 1,787,482,808,348,689/20,302,803
  6. Step 6: Final answer
    x = 88,041,183.69

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.