Home / 19,267,436.12-28,893,953.48-7,749,015.66

Finding the Fourth Proportional to 19,267,436.12, 28,893,953.48 and 7,749,015.66

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Solution

The fourth proportional to 19,267,436.12, 28,893,953.48 and 7,749,015.66 is: 11,620,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267,436.12 : 28,893,953.48 = 7,749,015.66 : x
  2. Step 2: Convert to fraction form
    19,267,436.12/28,893,953.48 = 7,749,015.66/x
  3. Step 3: Cross multiply
    19,267,436.12x = 28,893,953.48 × 7,749,015.66
  4. Step 4: Simplify right side
    19,267,436.12x = 223,899,697,957,086.44
  5. Step 5: Solve for x
    x = 223,899,697,957,086.44/19,267,436.12
  6. Step 6: Final answer
    x = 11,620,627.50

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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.