Home / 15,448,453.46-21,319,593.10-8,572,992.02

Finding the Fourth Proportional to 15,448,453.46, 21,319,593.10 and 8,572,992.02

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Solution

The fourth proportional to 15,448,453.46, 21,319,593.10 and 8,572,992.02 is: 11,831,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448,453.46 : 21,319,593.10 = 8,572,992.02 : x
  2. Step 2: Convert to fraction form
    15,448,453.46/21,319,593.10 = 8,572,992.02/x
  3. Step 3: Cross multiply
    15,448,453.46x = 21,319,593.10 × 8,572,992.02
  4. Step 4: Simplify right side
    15,448,453.46x = 182,772,701,515,947.06
  5. Step 5: Solve for x
    x = 182,772,701,515,947.06/15,448,453.46
  6. Step 6: Final answer
    x = 11,831,132.61

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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.