Home / 72,361,192.80-108,504,464.40-26,899,586.40

Finding the Fourth Proportional to 72,361,192.80, 108,504,464.40 and 26,899,586.40

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Solution

The fourth proportional to 72,361,192.80, 108,504,464.40 and 26,899,586.40 is: 40,335,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,361,192.80 : 108,504,464.40 = 26,899,586.40 : x
  2. Step 2: Convert to fraction form
    72,361,192.80/108,504,464.40 = 26,899,586.40/x
  3. Step 3: Cross multiply
    72,361,192.80x = 108,504,464.40 × 26,899,586.40
  4. Step 4: Simplify right side
    72,361,192.80x = 2,918,725,214,913,524
  5. Step 5: Solve for x
    x = 2,918,725,214,913,524/72,361,192.80
  6. Step 6: Final answer
    x = 40,335,504.46

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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.