Home / 8,221,824.90-11,345,828.88-4,550,748.58

Finding the Fourth Proportional to 8,221,824.90, 11,345,828.88 and 4,550,748.58

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Solution

The fourth proportional to 8,221,824.90, 11,345,828.88 and 4,550,748.58 is: 6,279,872.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221,824.90 : 11,345,828.88 = 4,550,748.58 : x
  2. Step 2: Convert to fraction form
    8,221,824.90/11,345,828.88 = 4,550,748.58/x
  3. Step 3: Cross multiply
    8,221,824.90x = 11,345,828.88 × 4,550,748.58
  4. Step 4: Simplify right side
    8,221,824.90x = 51,632,014,664,582.99
  5. Step 5: Solve for x
    x = 51,632,014,664,582.99/8,221,824.90
  6. Step 6: Final answer
    x = 6,279,872.81

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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.