Home / 52,598,178.83-78,918,193.74-20,241,393.55

Finding the Fourth Proportional to 52,598,178.83, 78,918,193.74 and 20,241,393.55

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Solution

The fourth proportional to 52,598,178.83, 78,918,193.74 and 20,241,393.55 is: 30,370,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,598,178.83 : 78,918,193.74 = 20,241,393.55 : x
  2. Step 2: Convert to fraction form
    52,598,178.83/78,918,193.74 = 20,241,393.55/x
  3. Step 3: Cross multiply
    52,598,178.83x = 78,918,193.74 × 20,241,393.55
  4. Step 4: Simplify right side
    52,598,178.83x = 1,597,414,217,511,238.25
  5. Step 5: Solve for x
    x = 1,597,414,217,511,238.25/52,598,178.83
  6. Step 6: Final answer
    x = 30,370,143.09

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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.