Home / 13,463,218.70-20,194,309.65-4,487,770.70

Finding the Fourth Proportional to 13,463,218.70, 20,194,309.65 and 4,487,770.70

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Solution

The fourth proportional to 13,463,218.70, 20,194,309.65 and 4,487,770.70 is: 6,731,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,218.70 : 20,194,309.65 = 4,487,770.70 : x
  2. Step 2: Convert to fraction form
    13,463,218.70/20,194,309.65 = 4,487,770.70/x
  3. Step 3: Cross multiply
    13,463,218.70x = 20,194,309.65 × 4,487,770.70
  4. Step 4: Simplify right side
    13,463,218.70x = 90,627,431,153,997.25
  5. Step 5: Solve for x
    x = 90,627,431,153,997.25/13,463,218.70
  6. Step 6: Final answer
    x = 6,731,483.25

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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.