Home / 27,660,232.50-38,168,392.74-15,269,521.56

Finding the Fourth Proportional to 27,660,232.50, 38,168,392.74 and 15,269,521.56

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Solution

The fourth proportional to 27,660,232.50, 38,168,392.74 and 15,269,521.56 is: 21,070,433.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,660,232.50 : 38,168,392.74 = 15,269,521.56 : x
  2. Step 2: Convert to fraction form
    27,660,232.50/38,168,392.74 = 15,269,521.56/x
  3. Step 3: Cross multiply
    27,660,232.50x = 38,168,392.74 × 15,269,521.56
  4. Step 4: Simplify right side
    27,660,232.50x = 582,813,095,853,977.50
  5. Step 5: Solve for x
    x = 582,813,095,853,977.50/27,660,232.50
  6. Step 6: Final answer
    x = 21,070,433.73

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Double scale
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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.