Home / 14,489,115.20-21,733,672.80-9,387,281.60

Finding the Fourth Proportional to 14,489,115.20, 21,733,672.80 and 9,387,281.60

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Solution

The fourth proportional to 14,489,115.20, 21,733,672.80 and 9,387,281.60 is: 14,080,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,115.20 : 21,733,672.80 = 9,387,281.60 : x
  2. Step 2: Convert to fraction form
    14,489,115.20/21,733,672.80 = 9,387,281.60/x
  3. Step 3: Cross multiply
    14,489,115.20x = 21,733,672.80 × 9,387,281.60
  4. Step 4: Simplify right side
    14,489,115.20x = 204,020,106,775,860.47
  5. Step 5: Solve for x
    x = 204,020,106,775,860.47/14,489,115.20
  6. Step 6: Final answer
    x = 14,080,922.40

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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.