Home / 25,672,478.30-38,521,173.12-11,293,677.78

Finding the Fourth Proportional to 25,672,478.30, 38,521,173.12 and 11,293,677.78

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Solution

The fourth proportional to 25,672,478.30, 38,521,173.12 and 11,293,677.78 is: 16,945,996.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672,478.30 : 38,521,173.12 = 11,293,677.78 : x
  2. Step 2: Convert to fraction form
    25,672,478.30/38,521,173.12 = 11,293,677.78/x
  3. Step 3: Cross multiply
    25,672,478.30x = 38,521,173.12 × 11,293,677.78
  4. Step 4: Simplify right side
    25,672,478.30x = 435,045,716,924,877.19
  5. Step 5: Solve for x
    x = 435,045,716,924,877.19/25,672,478.30
  6. Step 6: Final answer
    x = 16,945,996.09

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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.