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Finding the Third Proportional to 28,973,922 and 61,402,206

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Solution

The third proportional to 28,973,922 and 61,402,206 is: 130,124,975.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973,922 : 61,402,206 = 61,402,206 : x
  2. Step 2: Convert to fraction form
    28,973,922/61,402,206 = 61,402,206/x
  3. Step 3: Cross multiply
    28,973,922x = 61,402,206 × 61,402,206
  4. Step 4: Simplify right side
    28,973,922x = 3,770,230,901,666,436
  5. Step 5: Solve for x
    x = 3,770,230,901,666,436/28,973,922
  6. Step 6: Final answer
    x = 130,124,975.89

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.