Home / 41,042,486.40-61,523,121.60-19,439,116.80

Finding the Fourth Proportional to 41,042,486.40, 61,523,121.60 and 19,439,116.80

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Solution

The fourth proportional to 41,042,486.40, 61,523,121.60 and 19,439,116.80 is: 29,139,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,042,486.40 : 61,523,121.60 = 19,439,116.80 : x
  2. Step 2: Convert to fraction form
    41,042,486.40/61,523,121.60 = 19,439,116.80/x
  3. Step 3: Cross multiply
    41,042,486.40x = 61,523,121.60 × 19,439,116.80
  4. Step 4: Simplify right side
    41,042,486.40x = 1,195,955,146,683,003
  5. Step 5: Solve for x
    x = 1,195,955,146,683,003/41,042,486.40
  6. Step 6: Final answer
    x = 29,139,441.87

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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.