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Finding the Third Proportional to 7,109,220 and 10,159,074

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Solution

The third proportional to 7,109,220 and 10,159,074 is: 14,517,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,220 : 10,159,074 = 10,159,074 : x
  2. Step 2: Convert to fraction form
    7,109,220/10,159,074 = 10,159,074/x
  3. Step 3: Cross multiply
    7,109,220x = 10,159,074 × 10,159,074
  4. Step 4: Simplify right side
    7,109,220x = 103,206,784,537,476
  5. Step 5: Solve for x
    x = 103,206,784,537,476/7,109,220
  6. Step 6: Final answer
    x = 14,517,314.77

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.