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Finding the Third Proportional to 19,406,870 and 29,124,513

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Solution

The third proportional to 19,406,870 and 29,124,513 is: 43,708,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406,870 : 29,124,513 = 29,124,513 : x
  2. Step 2: Convert to fraction form
    19,406,870/29,124,513 = 29,124,513/x
  3. Step 3: Cross multiply
    19,406,870x = 29,124,513 × 29,124,513
  4. Step 4: Simplify right side
    19,406,870x = 848,237,257,487,169
  5. Step 5: Solve for x
    x = 848,237,257,487,169/19,406,870
  6. Step 6: Final answer
    x = 43,708,091.90

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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.