Home / 31,725,903.50-43,782,009.30-17,239,215.50

Finding the Fourth Proportional to 31,725,903.50, 43,782,009.30 and 17,239,215.50

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Solution

The fourth proportional to 31,725,903.50, 43,782,009.30 and 17,239,215.50 is: 23,790,260.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725,903.50 : 43,782,009.30 = 17,239,215.50 : x
  2. Step 2: Convert to fraction form
    31,725,903.50/43,782,009.30 = 17,239,215.50/x
  3. Step 3: Cross multiply
    31,725,903.50x = 43,782,009.30 × 17,239,215.50
  4. Step 4: Simplify right side
    31,725,903.50x = 754,767,493,345,704.12
  5. Step 5: Solve for x
    x = 754,767,493,345,704.12/31,725,903.50
  6. Step 6: Final answer
    x = 23,790,260.01

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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.