Home / 5,314,909.80-7,972,364.70-4,936,996.20

Finding the Fourth Proportional to 5,314,909.80, 7,972,364.70 and 4,936,996.20

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Solution

The fourth proportional to 5,314,909.80, 7,972,364.70 and 4,936,996.20 is: 7,405,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,909.80 : 7,972,364.70 = 4,936,996.20 : x
  2. Step 2: Convert to fraction form
    5,314,909.80/7,972,364.70 = 4,936,996.20/x
  3. Step 3: Cross multiply
    5,314,909.80x = 7,972,364.70 × 4,936,996.20
  4. Step 4: Simplify right side
    5,314,909.80x = 39,359,534,228,914.14
  5. Step 5: Solve for x
    x = 39,359,534,228,914.14/5,314,909.80
  6. Step 6: Final answer
    x = 7,405,494.30

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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.