Home / 7,549,380.82-10,419,083.40-4,287,243.40

Finding the Fourth Proportional to 7,549,380.82, 10,419,083.40 and 4,287,243.40

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Solution

The fourth proportional to 7,549,380.82, 10,419,083.40 and 4,287,243.40 is: 5,916,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549,380.82 : 10,419,083.40 = 4,287,243.40 : x
  2. Step 2: Convert to fraction form
    7,549,380.82/10,419,083.40 = 4,287,243.40/x
  3. Step 3: Cross multiply
    7,549,380.82x = 10,419,083.40 × 4,287,243.40
  4. Step 4: Simplify right side
    7,549,380.82x = 44,669,146,540,699.56
  5. Step 5: Solve for x
    x = 44,669,146,540,699.56/7,549,380.82
  6. Step 6: Final answer
    x = 5,916,928.50

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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.