Home / 28,546,034.33-39,392,525.49-15,493,030.52

Finding the Fourth Proportional to 28,546,034.33, 39,392,525.49 and 15,493,030.52

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Solution

The fourth proportional to 28,546,034.33, 39,392,525.49 and 15,493,030.52 is: 21,379,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,034.33 : 39,392,525.49 = 15,493,030.52 : x
  2. Step 2: Convert to fraction form
    28,546,034.33/39,392,525.49 = 15,493,030.52/x
  3. Step 3: Cross multiply
    28,546,034.33x = 39,392,525.49 × 15,493,030.52
  4. Step 4: Simplify right side
    28,546,034.33x = 610,309,599,676,448
  5. Step 5: Solve for x
    x = 610,309,599,676,448/28,546,034.33
  6. Step 6: Final answer
    x = 21,379,838.36

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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.