Home / 25,191,729.40-37,731,606.90-19,493,476.60

Finding the Fourth Proportional to 25,191,729.40, 37,731,606.90 and 19,493,476.60

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Solution

The fourth proportional to 25,191,729.40, 37,731,606.90 and 19,493,476.60 is: 29,196,891.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191,729.40 : 37,731,606.90 = 19,493,476.60 : x
  2. Step 2: Convert to fraction form
    25,191,729.40/37,731,606.90 = 19,493,476.60/x
  3. Step 3: Cross multiply
    25,191,729.40x = 37,731,606.90 × 19,493,476.60
  4. Step 4: Simplify right side
    25,191,729.40x = 735,520,196,185,548.62
  5. Step 5: Solve for x
    x = 735,520,196,185,548.62/25,191,729.40
  6. Step 6: Final answer
    x = 29,196,891.75

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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.