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Finding the Third Proportional to 7,151,017.92 and 15,638,907.94

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Solution

The third proportional to 7,151,017.92 and 15,638,907.94 is: 34,201,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,017.92 : 15,638,907.94 = 15,638,907.94 : x
  2. Step 2: Convert to fraction form
    7,151,017.92/15,638,907.94 = 15,638,907.94/x
  3. Step 3: Cross multiply
    7,151,017.92x = 15,638,907.94 × 15,638,907.94
  4. Step 4: Simplify right side
    7,151,017.92x = 244,575,441,477,600.50
  5. Step 5: Solve for x
    x = 244,575,441,477,600.50/7,151,017.92
  6. Step 6: Final answer
    x = 34,201,486.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.