Home / 38,342,718.73-57,542,642.76-28,133,958.67

Finding the Fourth Proportional to 38,342,718.73, 57,542,642.76 and 28,133,958.67

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Solution

The fourth proportional to 38,342,718.73, 57,542,642.76 and 28,133,958.67 is: 42,221,897.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342,718.73 : 57,542,642.76 = 28,133,958.67 : x
  2. Step 2: Convert to fraction form
    38,342,718.73/57,542,642.76 = 28,133,958.67/x
  3. Step 3: Cross multiply
    38,342,718.73x = 57,542,642.76 × 28,133,958.67
  4. Step 4: Simplify right side
    38,342,718.73x = 1,618,902,333,172,414.75
  5. Step 5: Solve for x
    x = 1,618,902,333,172,414.75/38,342,718.73
  6. Step 6: Final answer
    x = 42,221,897.32

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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.