Home / 28,594,153.73-39,460,331.63-15,541,408.73

Finding the Fourth Proportional to 28,594,153.73, 39,460,331.63 and 15,541,408.73

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Solution

The fourth proportional to 28,594,153.73, 39,460,331.63 and 15,541,408.73 is: 21,447,361.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,594,153.73 : 39,460,331.63 = 15,541,408.73 : x
  2. Step 2: Convert to fraction form
    28,594,153.73/39,460,331.63 = 15,541,408.73/x
  3. Step 3: Cross multiply
    28,594,153.73x = 39,460,331.63 × 15,541,408.73
  4. Step 4: Simplify right side
    28,594,153.73x = 613,269,142,324,729
  5. Step 5: Solve for x
    x = 613,269,142,324,729/28,594,153.73
  6. Step 6: Final answer
    x = 21,447,361.17

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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.