Home / 13,941,965.25-19,231,898.71-8,705,883.97

Finding the Fourth Proportional to 13,941,965.25, 19,231,898.71 and 8,705,883.97

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Solution

The fourth proportional to 13,941,965.25, 19,231,898.71 and 8,705,883.97 is: 12,009,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,965.25 : 19,231,898.71 = 8,705,883.97 : x
  2. Step 2: Convert to fraction form
    13,941,965.25/19,231,898.71 = 8,705,883.97/x
  3. Step 3: Cross multiply
    13,941,965.25x = 19,231,898.71 × 8,705,883.97
  4. Step 4: Simplify right side
    13,941,965.25x = 167,430,678,692,052.69
  5. Step 5: Solve for x
    x = 167,430,678,692,052.69/13,941,965.25
  6. Step 6: Final answer
    x = 12,009,116.05

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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.