Home / 4,741,539.48-7,105,124.88-3,138,359.13

Finding the Fourth Proportional to 4,741,539.48, 7,105,124.88 and 3,138,359.13

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Solution

The fourth proportional to 4,741,539.48, 7,105,124.88 and 3,138,359.13 is: 4,702,783.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741,539.48 : 7,105,124.88 = 3,138,359.13 : x
  2. Step 2: Convert to fraction form
    4,741,539.48/7,105,124.88 = 3,138,359.13/x
  3. Step 3: Cross multiply
    4,741,539.48x = 7,105,124.88 × 3,138,359.13
  4. Step 4: Simplify right side
    4,741,539.48x = 22,298,433,536,938.15
  5. Step 5: Solve for x
    x = 22,298,433,536,938.15/4,741,539.48
  6. Step 6: Final answer
    x = 4,702,783.48

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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.