Home / 51,931,994.10-71,659,907.70-29,912,654.81

Finding the Fourth Proportional to 51,931,994.10, 71,659,907.70 and 29,912,654.81

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Solution

The fourth proportional to 51,931,994.10, 71,659,907.70 and 29,912,654.81 is: 41,275,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,931,994.10 : 71,659,907.70 = 29,912,654.81 : x
  2. Step 2: Convert to fraction form
    51,931,994.10/71,659,907.70 = 29,912,654.81/x
  3. Step 3: Cross multiply
    51,931,994.10x = 71,659,907.70 × 29,912,654.81
  4. Step 4: Simplify right side
    51,931,994.10x = 2,143,538,082,388,261.50
  5. Step 5: Solve for x
    x = 2,143,538,082,388,261.50/51,931,994.10
  6. Step 6: Final answer
    x = 41,275,867.02

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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.