Home / 52,163,456.40-78,254,203.41-17,620,109.73

Finding the Fourth Proportional to 52,163,456.40, 78,254,203.41 and 17,620,109.73

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Solution

The fourth proportional to 52,163,456.40, 78,254,203.41 and 17,620,109.73 is: 26,433,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,456.40 : 78,254,203.41 = 17,620,109.73 : x
  2. Step 2: Convert to fraction form
    52,163,456.40/78,254,203.41 = 17,620,109.73/x
  3. Step 3: Cross multiply
    52,163,456.40x = 78,254,203.41 × 17,620,109.73
  4. Step 4: Simplify right side
    52,163,456.40x = 1,378,847,650,917,940.25
  5. Step 5: Solve for x
    x = 1,378,847,650,917,940.25/52,163,456.40
  6. Step 6: Final answer
    x = 26,433,211.03

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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.