Home / 71,078,427-106,617,640.50-17,225,739

Finding the Fourth Proportional to 71,078,427, 106,617,640.50 and 17,225,739

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Solution

The fourth proportional to 71,078,427, 106,617,640.50 and 17,225,739 is: 25,838,608.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,078,427 : 106,617,640.50 = 17,225,739 : x
  2. Step 2: Convert to fraction form
    71,078,427/106,617,640.50 = 17,225,739/x
  3. Step 3: Cross multiply
    71,078,427x = 106,617,640.50 × 17,225,739
  4. Step 4: Simplify right side
    71,078,427x = 1,836,567,648,048,829.50
  5. Step 5: Solve for x
    x = 1,836,567,648,048,829.50/71,078,427
  6. Step 6: Final answer
    x = 25,838,608.50

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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.