Home / 63,912,143.09-95,868,914.48-18,474,331.25

Finding the Fourth Proportional to 63,912,143.09, 95,868,914.48 and 18,474,331.25

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Solution

The fourth proportional to 63,912,143.09, 95,868,914.48 and 18,474,331.25 is: 27,711,699.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,912,143.09 : 95,868,914.48 = 18,474,331.25 : x
  2. Step 2: Convert to fraction form
    63,912,143.09/95,868,914.48 = 18,474,331.25/x
  3. Step 3: Cross multiply
    63,912,143.09x = 95,868,914.48 × 18,474,331.25
  4. Step 4: Simplify right side
    63,912,143.09x = 1,771,114,082,589,069.75
  5. Step 5: Solve for x
    x = 1,771,114,082,589,069.75/63,912,143.09
  6. Step 6: Final answer
    x = 27,711,699.17

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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.