Home / 38,367,318.05-52,947,611.43-20,964,790.43

Finding the Fourth Proportional to 38,367,318.05, 52,947,611.43 and 20,964,790.43

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Solution

The fourth proportional to 38,367,318.05, 52,947,611.43 and 20,964,790.43 is: 28,931,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367,318.05 : 52,947,611.43 = 20,964,790.43 : x
  2. Step 2: Convert to fraction form
    38,367,318.05/52,947,611.43 = 20,964,790.43/x
  3. Step 3: Cross multiply
    38,367,318.05x = 52,947,611.43 × 20,964,790.43
  4. Step 4: Simplify right side
    38,367,318.05x = 1,110,035,577,372,147.12
  5. Step 5: Solve for x
    x = 1,110,035,577,372,147.12/38,367,318.05
  6. Step 6: Final answer
    x = 28,931,800.13

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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.