Home / 10,380,929.44-15,561,596.40-4,992,628

Finding the Fourth Proportional to 10,380,929.44, 15,561,596.40 and 4,992,628

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Solution

The fourth proportional to 10,380,929.44, 15,561,596.40 and 4,992,628 is: 7,484,229.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380,929.44 : 15,561,596.40 = 4,992,628 : x
  2. Step 2: Convert to fraction form
    10,380,929.44/15,561,596.40 = 4,992,628/x
  3. Step 3: Cross multiply
    10,380,929.44x = 15,561,596.40 × 4,992,628
  4. Step 4: Simplify right side
    10,380,929.44x = 77,693,261,911,339.20
  5. Step 5: Solve for x
    x = 77,693,261,911,339.20/10,380,929.44
  6. Step 6: Final answer
    x = 7,484,229.84

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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.