Home / 41,422,179.71-62,148,420.53-19,274,885.12

Finding the Fourth Proportional to 41,422,179.71, 62,148,420.53 and 19,274,885.12

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Solution

The fourth proportional to 41,422,179.71, 62,148,420.53 and 19,274,885.12 is: 28,919,377.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,422,179.71 : 62,148,420.53 = 19,274,885.12 : x
  2. Step 2: Convert to fraction form
    41,422,179.71/62,148,420.53 = 19,274,885.12/x
  3. Step 3: Cross multiply
    41,422,179.71x = 62,148,420.53 × 19,274,885.12
  4. Step 4: Simplify right side
    41,422,179.71x = 1,197,903,666,105,199.50
  5. Step 5: Solve for x
    x = 1,197,903,666,105,199.50/41,422,179.71
  6. Step 6: Final answer
    x = 28,919,377.84

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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.