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Finding the Third Proportional to 7,391,047 and 15,803,518

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Solution

The third proportional to 7,391,047 and 15,803,518 is: 33,791,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,047 : 15,803,518 = 15,803,518 : x
  2. Step 2: Convert to fraction form
    7,391,047/15,803,518 = 15,803,518/x
  3. Step 3: Cross multiply
    7,391,047x = 15,803,518 × 15,803,518
  4. Step 4: Simplify right side
    7,391,047x = 249,751,181,176,324
  5. Step 5: Solve for x
    x = 249,751,181,176,324/7,391,047
  6. Step 6: Final answer
    x = 33,791,042.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.