Home / 18,385,442.94-25,374,669.58-13,967,899.19

Finding the Fourth Proportional to 18,385,442.94, 25,374,669.58 and 13,967,899.19

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Solution

The fourth proportional to 18,385,442.94, 25,374,669.58 and 13,967,899.19 is: 19,277,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385,442.94 : 25,374,669.58 = 13,967,899.19 : x
  2. Step 2: Convert to fraction form
    18,385,442.94/25,374,669.58 = 13,967,899.19/x
  3. Step 3: Cross multiply
    18,385,442.94x = 25,374,669.58 × 13,967,899.19
  4. Step 4: Simplify right side
    18,385,442.94x = 354,430,826,672,999.62
  5. Step 5: Solve for x
    x = 354,430,826,672,999.62/18,385,442.94
  6. Step 6: Final answer
    x = 19,277,796.45

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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.