Home / 22,034,637.09-30,375,751.32-15,398,622.81

Finding the Fourth Proportional to 22,034,637.09, 30,375,751.32 and 15,398,622.81

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Solution

The fourth proportional to 22,034,637.09, 30,375,751.32 and 15,398,622.81 is: 21,227,703.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034,637.09 : 30,375,751.32 = 15,398,622.81 : x
  2. Step 2: Convert to fraction form
    22,034,637.09/30,375,751.32 = 15,398,622.81/x
  3. Step 3: Cross multiply
    22,034,637.09x = 30,375,751.32 × 15,398,622.81
  4. Step 4: Simplify right side
    22,034,637.09x = 467,744,737,147,039.62
  5. Step 5: Solve for x
    x = 467,744,737,147,039.62/22,034,637.09
  6. Step 6: Final answer
    x = 21,227,703.24

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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.