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Finding the Third Proportional to 6,429,438 and 9,726,813

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Solution

The third proportional to 6,429,438 and 9,726,813 is: 14,715,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,438 : 9,726,813 = 9,726,813 : x
  2. Step 2: Convert to fraction form
    6,429,438/9,726,813 = 9,726,813/x
  3. Step 3: Cross multiply
    6,429,438x = 9,726,813 × 9,726,813
  4. Step 4: Simplify right side
    6,429,438x = 94,610,891,136,969
  5. Step 5: Solve for x
    x = 94,610,891,136,969/6,429,438
  6. Step 6: Final answer
    x = 14,715,266.11

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.