Home / 38,725,628.80-58,082,222.40-11,793,020.80

Finding the Fourth Proportional to 38,725,628.80, 58,082,222.40 and 11,793,020.80

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Solution

The fourth proportional to 38,725,628.80, 58,082,222.40 and 11,793,020.80 is: 17,687,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,725,628.80 : 58,082,222.40 = 11,793,020.80 : x
  2. Step 2: Convert to fraction form
    38,725,628.80/58,082,222.40 = 11,793,020.80/x
  3. Step 3: Cross multiply
    38,725,628.80x = 58,082,222.40 × 11,793,020.80
  4. Step 4: Simplify right side
    38,725,628.80x = 684,964,856,873,426
  5. Step 5: Solve for x
    x = 684,964,856,873,426/38,725,628.80
  6. Step 6: Final answer
    x = 17,687,636.80

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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.