Home / 71,313,903.85-106,970,855.78-17,461,215.85

Finding the Fourth Proportional to 71,313,903.85, 106,970,855.78 and 17,461,215.85

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Solution

The fourth proportional to 71,313,903.85, 106,970,855.78 and 17,461,215.85 is: 26,191,823.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,313,903.85 : 106,970,855.78 = 17,461,215.85 : x
  2. Step 2: Convert to fraction form
    71,313,903.85/106,970,855.78 = 17,461,215.85/x
  3. Step 3: Cross multiply
    71,313,903.85x = 106,970,855.78 × 17,461,215.85
  4. Step 4: Simplify right side
    71,313,903.85x = 1,867,841,202,346,494.25
  5. Step 5: Solve for x
    x = 1,867,841,202,346,494.25/71,313,903.85
  6. Step 6: Final answer
    x = 26,191,823.78

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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.