Home / 31,056,918.60-42,856,598.03-17,117,506.62

Finding the Fourth Proportional to 31,056,918.60, 42,856,598.03 and 17,117,506.62

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Solution

The fourth proportional to 31,056,918.60, 42,856,598.03 and 17,117,506.62 is: 23,621,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056,918.60 : 42,856,598.03 = 17,117,506.62 : x
  2. Step 2: Convert to fraction form
    31,056,918.60/42,856,598.03 = 17,117,506.62/x
  3. Step 3: Cross multiply
    31,056,918.60x = 42,856,598.03 × 17,117,506.62
  4. Step 4: Simplify right side
    31,056,918.60x = 733,598,100,331,220.88
  5. Step 5: Solve for x
    x = 733,598,100,331,220.88/31,056,918.60
  6. Step 6: Final answer
    x = 23,621,084.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.