Home / 27,388,554-37,795,742.52-15,165,148.56

Finding the Fourth Proportional to 27,388,554, 37,795,742.52 and 15,165,148.56

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Solution

The fourth proportional to 27,388,554, 37,795,742.52 and 15,165,148.56 is: 20,927,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388,554 : 37,795,742.52 = 15,165,148.56 : x
  2. Step 2: Convert to fraction form
    27,388,554/37,795,742.52 = 15,165,148.56/x
  3. Step 3: Cross multiply
    27,388,554x = 37,795,742.52 × 15,165,148.56
  4. Step 4: Simplify right side
    27,388,554x = 573,178,050,251,308.88
  5. Step 5: Solve for x
    x = 573,178,050,251,308.88/27,388,554
  6. Step 6: Final answer
    x = 20,927,649.20

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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.