Home / 7,981,309.69-11,014,251.72-4,359,637.69

Finding the Fourth Proportional to 7,981,309.69, 11,014,251.72 and 4,359,637.69

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Solution

The fourth proportional to 7,981,309.69, 11,014,251.72 and 4,359,637.69 is: 6,016,324.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981,309.69 : 11,014,251.72 = 4,359,637.69 : x
  2. Step 2: Convert to fraction form
    7,981,309.69/11,014,251.72 = 4,359,637.69/x
  3. Step 3: Cross multiply
    7,981,309.69x = 11,014,251.72 × 4,359,637.69
  4. Step 4: Simplify right side
    7,981,309.69x = 48,018,146,881,775.05
  5. Step 5: Solve for x
    x = 48,018,146,881,775.05/7,981,309.69
  6. Step 6: Final answer
    x = 6,016,324.23

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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.