Home / 22,302,642-33,453,964.80-7,926,277.20

Finding the Fourth Proportional to 22,302,642, 33,453,964.80 and 7,926,277.20

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Solution

The fourth proportional to 22,302,642, 33,453,964.80 and 7,926,277.20 is: 11,889,416.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,302,642 : 33,453,964.80 = 7,926,277.20 : x
  2. Step 2: Convert to fraction form
    22,302,642/33,453,964.80 = 7,926,277.20/x
  3. Step 3: Cross multiply
    22,302,642x = 33,453,964.80 × 7,926,277.20
  4. Step 4: Simplify right side
    22,302,642x = 265,165,398,443,842.56
  5. Step 5: Solve for x
    x = 265,165,398,443,842.56/22,302,642
  6. Step 6: Final answer
    x = 11,889,416.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.