Home / 11,401,521.05-17,129,565.23-7,310,856.71

Finding the Fourth Proportional to 11,401,521.05, 17,129,565.23 and 7,310,856.71

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Solution

The fourth proportional to 11,401,521.05, 17,129,565.23 and 7,310,856.71 is: 10,983,779.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,401,521.05 : 17,129,565.23 = 7,310,856.71 : x
  2. Step 2: Convert to fraction form
    11,401,521.05/17,129,565.23 = 7,310,856.71/x
  3. Step 3: Cross multiply
    11,401,521.05x = 17,129,565.23 × 7,310,856.71
  4. Step 4: Simplify right side
    11,401,521.05x = 125,231,796,778,926.09
  5. Step 5: Solve for x
    x = 125,231,796,778,926.09/11,401,521.05
  6. Step 6: Final answer
    x = 10,983,779.82

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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.