Home / 38,062,280.34-52,526,730.15-21,542,403.78

Finding the Fourth Proportional to 38,062,280.34, 52,526,730.15 and 21,542,403.78

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Solution

The fourth proportional to 38,062,280.34, 52,526,730.15 and 21,542,403.78 is: 29,728,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062,280.34 : 52,526,730.15 = 21,542,403.78 : x
  2. Step 2: Convert to fraction form
    38,062,280.34/52,526,730.15 = 21,542,403.78/x
  3. Step 3: Cross multiply
    38,062,280.34x = 52,526,730.15 × 21,542,403.78
  4. Step 4: Simplify right side
    38,062,280.34x = 1,131,552,030,134,400
  5. Step 5: Solve for x
    x = 1,131,552,030,134,400/38,062,280.34
  6. Step 6: Final answer
    x = 29,728,960.54

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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.