Home / 38,367,318.55-52,947,612.12-20,964,790.93

Finding the Fourth Proportional to 38,367,318.55, 52,947,612.12 and 20,964,790.93

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Solution

The fourth proportional to 38,367,318.55, 52,947,612.12 and 20,964,790.93 is: 28,931,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367,318.55 : 52,947,612.12 = 20,964,790.93 : x
  2. Step 2: Convert to fraction form
    38,367,318.55/52,947,612.12 = 20,964,790.93/x
  3. Step 3: Cross multiply
    38,367,318.55x = 52,947,612.12 × 20,964,790.93
  4. Step 4: Simplify right side
    38,367,318.55x = 1,110,035,618,338,534
  5. Step 5: Solve for x
    x = 1,110,035,618,338,534/38,367,318.55
  6. Step 6: Final answer
    x = 28,931,800.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.