Home / 19,928,750.60-29,891,570.70-7,795,857.80

Finding the Fourth Proportional to 19,928,750.60, 29,891,570.70 and 7,795,857.80

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Solution

The fourth proportional to 19,928,750.60, 29,891,570.70 and 7,795,857.80 is: 11,693,178.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,750.60 : 29,891,570.70 = 7,795,857.80 : x
  2. Step 2: Convert to fraction form
    19,928,750.60/29,891,570.70 = 7,795,857.80/x
  3. Step 3: Cross multiply
    19,928,750.60x = 29,891,570.70 × 7,795,857.80
  4. Step 4: Simplify right side
    19,928,750.60x = 233,030,434,595,846.44
  5. Step 5: Solve for x
    x = 233,030,434,595,846.44/19,928,750.60
  6. Step 6: Final answer
    x = 11,693,178.33

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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.