Home / 13,635,625.60-20,453,438.40-3,538,246.60

Finding the Fourth Proportional to 13,635,625.60, 20,453,438.40 and 3,538,246.60

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Solution

The fourth proportional to 13,635,625.60, 20,453,438.40 and 3,538,246.60 is: 5,307,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,625.60 : 20,453,438.40 = 3,538,246.60 : x
  2. Step 2: Convert to fraction form
    13,635,625.60/20,453,438.40 = 3,538,246.60/x
  3. Step 3: Cross multiply
    13,635,625.60x = 20,453,438.40 × 3,538,246.60
  4. Step 4: Simplify right side
    13,635,625.60x = 72,369,308,877,109.44
  5. Step 5: Solve for x
    x = 72,369,308,877,109.44/13,635,625.60
  6. Step 6: Final answer
    x = 5,307,369.90

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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.