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Finding the Fourth Proportional to 18,496,501.90, 27,744,752.85 and 18,496,501.90

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Solution

The fourth proportional to 18,496,501.90, 27,744,752.85 and 18,496,501.90 is: 27,744,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496,501.90 : 27,744,752.85 = 18,496,501.90 : x
  2. Step 2: Convert to fraction form
    18,496,501.90/27,744,752.85 = 18,496,501.90/x
  3. Step 3: Cross multiply
    18,496,501.90x = 27,744,752.85 × 18,496,501.90
  4. Step 4: Simplify right side
    18,496,501.90x = 513,180,873,805,055.38
  5. Step 5: Solve for x
    x = 513,180,873,805,055.38/18,496,501.90
  6. Step 6: Final answer
    x = 27,744,752.85

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1.5x scale

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.