Home / 28,510,076.54-39,344,735.43-16,119,903.81

Finding the Fourth Proportional to 28,510,076.54, 39,344,735.43 and 16,119,903.81

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Solution

The fourth proportional to 28,510,076.54, 39,344,735.43 and 16,119,903.81 is: 22,245,936.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,076.54 : 39,344,735.43 = 16,119,903.81 : x
  2. Step 2: Convert to fraction form
    28,510,076.54/39,344,735.43 = 16,119,903.81/x
  3. Step 3: Cross multiply
    28,510,076.54x = 39,344,735.43 × 16,119,903.81
  4. Step 4: Simplify right side
    28,510,076.54x = 634,233,350,561,499
  5. Step 5: Solve for x
    x = 634,233,350,561,499/28,510,076.54
  6. Step 6: Final answer
    x = 22,245,936.44

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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.