Home / 27,598,358.94-38,085,987.22-15,208,896.90

Finding the Fourth Proportional to 27,598,358.94, 38,085,987.22 and 15,208,896.90

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Solution

The fourth proportional to 27,598,358.94, 38,085,987.22 and 15,208,896.90 is: 20,988,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,358.94 : 38,085,987.22 = 15,208,896.90 : x
  2. Step 2: Convert to fraction form
    27,598,358.94/38,085,987.22 = 15,208,896.90/x
  3. Step 3: Cross multiply
    27,598,358.94x = 38,085,987.22 × 15,208,896.90
  4. Step 4: Simplify right side
    27,598,358.94x = 579,245,852,963,697.62
  5. Step 5: Solve for x
    x = 579,245,852,963,697.62/27,598,358.94
  6. Step 6: Final answer
    x = 20,988,416.53

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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.