Home / 20,053,415.48-30,091,296.72-10,831,201.43

Finding the Fourth Proportional to 20,053,415.48, 30,091,296.72 and 10,831,201.43

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Solution

The fourth proportional to 20,053,415.48, 30,091,296.72 and 10,831,201.43 is: 16,252,837.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053,415.48 : 30,091,296.72 = 10,831,201.43 : x
  2. Step 2: Convert to fraction form
    20,053,415.48/30,091,296.72 = 10,831,201.43/x
  3. Step 3: Cross multiply
    20,053,415.48x = 30,091,296.72 × 10,831,201.43
  4. Step 4: Simplify right side
    20,053,415.48x = 325,924,895,913,761.81
  5. Step 5: Solve for x
    x = 325,924,895,913,761.81/20,053,415.48
  6. Step 6: Final answer
    x = 16,252,837.14

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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.