Home / 20,139,822.74-30,230,864.34-17,848,973.04

Finding the Fourth Proportional to 20,139,822.74, 30,230,864.34 and 17,848,973.04

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Solution

The fourth proportional to 20,139,822.74, 30,230,864.34 and 17,848,973.04 is: 26,792,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,139,822.74 : 30,230,864.34 = 17,848,973.04 : x
  2. Step 2: Convert to fraction form
    20,139,822.74/30,230,864.34 = 17,848,973.04/x
  3. Step 3: Cross multiply
    20,139,822.74x = 30,230,864.34 × 17,848,973.04
  4. Step 4: Simplify right side
    20,139,822.74x = 539,589,882,580,557.38
  5. Step 5: Solve for x
    x = 539,589,882,580,557.38/20,139,822.74
  6. Step 6: Final answer
    x = 26,792,186.28

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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.