Home / 15,118,266.54-20,856,648.51-9,608,694.06

Finding the Fourth Proportional to 15,118,266.54, 20,856,648.51 and 9,608,694.06

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Solution

The fourth proportional to 15,118,266.54, 20,856,648.51 and 9,608,694.06 is: 13,255,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118,266.54 : 20,856,648.51 = 9,608,694.06 : x
  2. Step 2: Convert to fraction form
    15,118,266.54/20,856,648.51 = 9,608,694.06/x
  3. Step 3: Cross multiply
    15,118,266.54x = 20,856,648.51 × 9,608,694.06
  4. Step 4: Simplify right side
    15,118,266.54x = 200,405,154,649,544.88
  5. Step 5: Solve for x
    x = 200,405,154,649,544.88/15,118,266.54
  6. Step 6: Final answer
    x = 13,255,828.91

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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.