Home / 27,299,836.12-37,674,031.14-15,538,530.28

Finding the Fourth Proportional to 27,299,836.12, 37,674,031.14 and 15,538,530.28

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Solution

The fourth proportional to 27,299,836.12, 37,674,031.14 and 15,538,530.28 is: 21,443,318.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,299,836.12 : 37,674,031.14 = 15,538,530.28 : x
  2. Step 2: Convert to fraction form
    27,299,836.12/37,674,031.14 = 15,538,530.28/x
  3. Step 3: Cross multiply
    27,299,836.12x = 37,674,031.14 × 15,538,530.28
  4. Step 4: Simplify right side
    27,299,836.12x = 585,399,073,638,552.88
  5. Step 5: Solve for x
    x = 585,399,073,638,552.88/27,299,836.12
  6. Step 6: Final answer
    x = 21,443,318.23

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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.