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Finding the Third Proportional to 28,430,488 and 43,672,346

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Solution

The third proportional to 28,430,488 and 43,672,346 is: 67,085,510.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,430,488 : 43,672,346 = 43,672,346 : x
  2. Step 2: Convert to fraction form
    28,430,488/43,672,346 = 43,672,346/x
  3. Step 3: Cross multiply
    28,430,488x = 43,672,346 × 43,672,346
  4. Step 4: Simplify right side
    28,430,488x = 1,907,273,805,143,716
  5. Step 5: Solve for x
    x = 1,907,273,805,143,716/28,430,488
  6. Step 6: Final answer
    x = 67,085,510.64

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.