Home / 19,505,345.80-29,259,943.26-6,724,167.88

Finding the Fourth Proportional to 19,505,345.80, 29,259,943.26 and 6,724,167.88

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Solution

The fourth proportional to 19,505,345.80, 29,259,943.26 and 6,724,167.88 is: 10,086,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505,345.80 : 29,259,943.26 = 6,724,167.88 : x
  2. Step 2: Convert to fraction form
    19,505,345.80/29,259,943.26 = 6,724,167.88/x
  3. Step 3: Cross multiply
    19,505,345.80x = 29,259,943.26 × 6,724,167.88
  4. Step 4: Simplify right side
    19,505,345.80x = 196,748,770,639,514.50
  5. Step 5: Solve for x
    x = 196,748,770,639,514.50/19,505,345.80
  6. Step 6: Final answer
    x = 10,086,915.28

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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.