Home / 27,954,048.52-38,576,507.94-15,730,905.40

Finding the Fourth Proportional to 27,954,048.52, 38,576,507.94 and 15,730,905.40

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Solution

The fourth proportional to 27,954,048.52, 38,576,507.94 and 15,730,905.40 is: 21,708,604.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,954,048.52 : 38,576,507.94 = 15,730,905.40 : x
  2. Step 2: Convert to fraction form
    27,954,048.52/38,576,507.94 = 15,730,905.40/x
  3. Step 3: Cross multiply
    27,954,048.52x = 38,576,507.94 × 15,730,905.40
  4. Step 4: Simplify right side
    27,954,048.52x = 606,843,397,066,488.88
  5. Step 5: Solve for x
    x = 606,843,397,066,488.88/27,954,048.52
  6. Step 6: Final answer
    x = 21,708,604.99

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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.