Home / 38,205,599.27-52,724,671.67-20,802,896.69

Finding the Fourth Proportional to 38,205,599.27, 52,724,671.67 and 20,802,896.69

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Solution

The fourth proportional to 38,205,599.27, 52,724,671.67 and 20,802,896.69 is: 28,708,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,205,599.27 : 52,724,671.67 = 20,802,896.69 : x
  2. Step 2: Convert to fraction form
    38,205,599.27/52,724,671.67 = 20,802,896.69/x
  3. Step 3: Cross multiply
    38,205,599.27x = 52,724,671.67 × 20,802,896.69
  4. Step 4: Simplify right side
    38,205,599.27x = 1,096,825,897,553,563.62
  5. Step 5: Solve for x
    x = 1,096,825,897,553,563.62/38,205,599.27
  6. Step 6: Final answer
    x = 28,708,511.81

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1.5x scale

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.