Home / 15,483,611.54-21,367,467-8,514,738.46

Finding the Fourth Proportional to 15,483,611.54, 21,367,467 and 8,514,738.46

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Solution

The fourth proportional to 15,483,611.54, 21,367,467 and 8,514,738.46 is: 11,750,384.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,483,611.54 : 21,367,467 = 8,514,738.46 : x
  2. Step 2: Convert to fraction form
    15,483,611.54/21,367,467 = 8,514,738.46/x
  3. Step 3: Cross multiply
    15,483,611.54x = 21,367,467 × 8,514,738.46
  4. Step 4: Simplify right side
    15,483,611.54x = 181,938,393,057,680.84
  5. Step 5: Solve for x
    x = 181,938,393,057,680.84/15,483,611.54
  6. Step 6: Final answer
    x = 11,750,384.76

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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.