Home / 27,245,436.16-37,601,358.96-20,357,960.80

Finding the Fourth Proportional to 27,245,436.16, 37,601,358.96 and 20,357,960.80

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Solution

The fourth proportional to 27,245,436.16, 37,601,358.96 and 20,357,960.80 is: 28,095,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245,436.16 : 37,601,358.96 = 20,357,960.80 : x
  2. Step 2: Convert to fraction form
    27,245,436.16/37,601,358.96 = 20,357,960.80/x
  3. Step 3: Cross multiply
    27,245,436.16x = 37,601,358.96 × 20,357,960.80
  4. Step 4: Simplify right side
    27,245,436.16x = 765,486,991,734,408.88
  5. Step 5: Solve for x
    x = 765,486,991,734,408.88/27,245,436.16
  6. Step 6: Final answer
    x = 28,095,971.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.