Home / 35,722,528.43-53,516,181.40-21,105,736.07

Finding the Fourth Proportional to 35,722,528.43, 53,516,181.40 and 21,105,736.07

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Solution

The fourth proportional to 35,722,528.43, 53,516,181.40 and 21,105,736.07 is: 31,618,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722,528.43 : 53,516,181.40 = 21,105,736.07 : x
  2. Step 2: Convert to fraction form
    35,722,528.43/53,516,181.40 = 21,105,736.07/x
  3. Step 3: Cross multiply
    35,722,528.43x = 53,516,181.40 × 21,105,736.07
  4. Step 4: Simplify right side
    35,722,528.43x = 1,129,498,399,782,298
  5. Step 5: Solve for x
    x = 1,129,498,399,782,298/35,722,528.43
  6. Step 6: Final answer
    x = 31,618,657.74

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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.