Home / 15,416,504.85-21,240,517.91-10,180,214.49

Finding the Fourth Proportional to 15,416,504.85, 21,240,517.91 and 10,180,214.49

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Solution

The fourth proportional to 15,416,504.85, 21,240,517.91 and 10,180,214.49 is: 14,026,073.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416,504.85 : 21,240,517.91 = 10,180,214.49 : x
  2. Step 2: Convert to fraction form
    15,416,504.85/21,240,517.91 = 10,180,214.49/x
  3. Step 3: Cross multiply
    15,416,504.85x = 21,240,517.91 × 10,180,214.49
  4. Step 4: Simplify right side
    15,416,504.85x = 216,233,028,151,585.47
  5. Step 5: Solve for x
    x = 216,233,028,151,585.47/15,416,504.85
  6. Step 6: Final answer
    x = 14,026,073.37

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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.