Home / 14,094,086.40-21,141,129.60-9,789,414.30

Finding the Fourth Proportional to 14,094,086.40, 21,141,129.60 and 9,789,414.30

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Solution

The fourth proportional to 14,094,086.40, 21,141,129.60 and 9,789,414.30 is: 14,684,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094,086.40 : 21,141,129.60 = 9,789,414.30 : x
  2. Step 2: Convert to fraction form
    14,094,086.40/21,141,129.60 = 9,789,414.30/x
  3. Step 3: Cross multiply
    14,094,086.40x = 21,141,129.60 × 9,789,414.30
  4. Step 4: Simplify right side
    14,094,086.40x = 206,959,276,424,393.31
  5. Step 5: Solve for x
    x = 206,959,276,424,393.31/14,094,086.40
  6. Step 6: Final answer
    x = 14,684,121.45

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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.