Home / 19,526,427.58-29,294,517.80-13,780,383.80

Finding the Fourth Proportional to 19,526,427.58, 29,294,517.80 and 13,780,383.80

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Solution

The fourth proportional to 19,526,427.58, 29,294,517.80 and 13,780,383.80 is: 20,674,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526,427.58 : 29,294,517.80 = 13,780,383.80 : x
  2. Step 2: Convert to fraction form
    19,526,427.58/29,294,517.80 = 13,780,383.80/x
  3. Step 3: Cross multiply
    19,526,427.58x = 29,294,517.80 × 13,780,383.80
  4. Step 4: Simplify right side
    19,526,427.58x = 403,689,698,407,910
  5. Step 5: Solve for x
    x = 403,689,698,407,910/19,526,427.58
  6. Step 6: Final answer
    x = 20,674,017.14

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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.