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Finding the Third Proportional to 7,862,680 and 16,818,342

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Solution

The third proportional to 7,862,680 and 16,818,342 is: 35,974,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,680 : 16,818,342 = 16,818,342 : x
  2. Step 2: Convert to fraction form
    7,862,680/16,818,342 = 16,818,342/x
  3. Step 3: Cross multiply
    7,862,680x = 16,818,342 × 16,818,342
  4. Step 4: Simplify right side
    7,862,680x = 282,856,627,628,964
  5. Step 5: Solve for x
    x = 282,856,627,628,964/7,862,680
  6. Step 6: Final answer
    x = 35,974,582.16

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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.