Home / 21,059,999.60-29,067,289.56-14,453,625.20

Finding the Fourth Proportional to 21,059,999.60, 29,067,289.56 and 14,453,625.20

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Solution

The fourth proportional to 21,059,999.60, 29,067,289.56 and 14,453,625.20 is: 19,949,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,059,999.60 : 29,067,289.56 = 14,453,625.20 : x
  2. Step 2: Convert to fraction form
    21,059,999.60/29,067,289.56 = 14,453,625.20/x
  3. Step 3: Cross multiply
    21,059,999.60x = 29,067,289.56 × 14,453,625.20
  4. Step 4: Simplify right side
    21,059,999.60x = 420,127,708,880,112.88
  5. Step 5: Solve for x
    x = 420,127,708,880,112.88/21,059,999.60
  6. Step 6: Final answer
    x = 19,949,084.37

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1.5x scale

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.