Home / 16,795,891.60-25,193,837.40-7,209,638.80

Finding the Fourth Proportional to 16,795,891.60, 25,193,837.40 and 7,209,638.80

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Solution

The fourth proportional to 16,795,891.60, 25,193,837.40 and 7,209,638.80 is: 10,814,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,795,891.60 : 25,193,837.40 = 7,209,638.80 : x
  2. Step 2: Convert to fraction form
    16,795,891.60/25,193,837.40 = 7,209,638.80/x
  3. Step 3: Cross multiply
    16,795,891.60x = 25,193,837.40 × 7,209,638.80
  4. Step 4: Simplify right side
    16,795,891.60x = 181,638,467,639,931.09
  5. Step 5: Solve for x
    x = 181,638,467,639,931.09/16,795,891.60
  6. Step 6: Final answer
    x = 10,814,458.20

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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.