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Finding the Third Proportional to 10,355,817 and 15,533,726

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Solution

The third proportional to 10,355,817 and 15,533,726 is: 23,300,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,817 : 15,533,726 = 15,533,726 : x
  2. Step 2: Convert to fraction form
    10,355,817/15,533,726 = 15,533,726/x
  3. Step 3: Cross multiply
    10,355,817x = 15,533,726 × 15,533,726
  4. Step 4: Simplify right side
    10,355,817x = 241,296,643,443,076
  5. Step 5: Solve for x
    x = 241,296,643,443,076/10,355,817
  6. Step 6: Final answer
    x = 23,300,589.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.