Home / 27,542,672.18-38,008,830.51-15,152,735.79

Finding the Fourth Proportional to 27,542,672.18, 38,008,830.51 and 15,152,735.79

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Solution

The fourth proportional to 27,542,672.18, 38,008,830.51 and 15,152,735.79 is: 20,910,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542,672.18 : 38,008,830.51 = 15,152,735.79 : x
  2. Step 2: Convert to fraction form
    27,542,672.18/38,008,830.51 = 15,152,735.79/x
  3. Step 3: Cross multiply
    27,542,672.18x = 38,008,830.51 × 15,152,735.79
  4. Step 4: Simplify right side
    27,542,672.18x = 575,937,766,404,920.88
  5. Step 5: Solve for x
    x = 575,937,766,404,920.88/27,542,672.18
  6. Step 6: Final answer
    x = 20,910,743.98

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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.