Home / 17,123,045.28-25,685,035.44-4,992,215.56

Finding the Fourth Proportional to 17,123,045.28, 25,685,035.44 and 4,992,215.56

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Solution

The fourth proportional to 17,123,045.28, 25,685,035.44 and 4,992,215.56 is: 7,488,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,123,045.28 : 25,685,035.44 = 4,992,215.56 : x
  2. Step 2: Convert to fraction form
    17,123,045.28/25,685,035.44 = 4,992,215.56/x
  3. Step 3: Cross multiply
    17,123,045.28x = 25,685,035.44 × 4,992,215.56
  4. Step 4: Simplify right side
    17,123,045.28x = 128,225,233,582,719.44
  5. Step 5: Solve for x
    x = 128,225,233,582,719.44/17,123,045.28
  6. Step 6: Final answer
    x = 7,488,459.65

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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.