Home / 27,972,333.92-38,603,011.44-15,582,412.28

Finding the Fourth Proportional to 27,972,333.92, 38,603,011.44 and 15,582,412.28

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Solution

The fourth proportional to 27,972,333.92, 38,603,011.44 and 15,582,412.28 is: 21,504,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972,333.92 : 38,603,011.44 = 15,582,412.28 : x
  2. Step 2: Convert to fraction form
    27,972,333.92/38,603,011.44 = 15,582,412.28/x
  3. Step 3: Cross multiply
    27,972,333.92x = 38,603,011.44 × 15,582,412.28
  4. Step 4: Simplify right side
    27,972,333.92x = 601,528,039,507,636.38
  5. Step 5: Solve for x
    x = 601,528,039,507,636.38/27,972,333.92
  6. Step 6: Final answer
    x = 21,504,392.21

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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.