Home / 19,721,614.34-27,216,879.10-11,019,998.18

Finding the Fourth Proportional to 19,721,614.34, 27,216,879.10 and 11,019,998.18

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Solution

The fourth proportional to 19,721,614.34, 27,216,879.10 and 11,019,998.18 is: 15,208,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721,614.34 : 27,216,879.10 = 11,019,998.18 : x
  2. Step 2: Convert to fraction form
    19,721,614.34/27,216,879.10 = 11,019,998.18/x
  3. Step 3: Cross multiply
    19,721,614.34x = 27,216,879.10 × 11,019,998.18
  4. Step 4: Simplify right side
    19,721,614.34x = 299,929,958,147,280.06
  5. Step 5: Solve for x
    x = 299,929,958,147,280.06/19,721,614.34
  6. Step 6: Final answer
    x = 15,208,184.94

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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.