Home / 27,871,546.56-38,462,734.26-15,648,666

Finding the Fourth Proportional to 27,871,546.56, 38,462,734.26 and 15,648,666

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Solution

The fourth proportional to 27,871,546.56, 38,462,734.26 and 15,648,666 is: 21,595,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,871,546.56 : 38,462,734.26 = 15,648,666 : x
  2. Step 2: Convert to fraction form
    27,871,546.56/38,462,734.26 = 15,648,666/x
  3. Step 3: Cross multiply
    27,871,546.56x = 38,462,734.26 × 15,648,666
  4. Step 4: Simplify right side
    27,871,546.56x = 601,890,481,881,497.12
  5. Step 5: Solve for x
    x = 601,890,481,881,497.12/27,871,546.56
  6. Step 6: Final answer
    x = 21,595,159.08

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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.