Home / 13,941,961.74-20,912,958.90-4,357,390.50

Finding the Fourth Proportional to 13,941,961.74, 20,912,958.90 and 4,357,390.50

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Solution

The fourth proportional to 13,941,961.74, 20,912,958.90 and 4,357,390.50 is: 6,536,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,961.74 : 20,912,958.90 = 4,357,390.50 : x
  2. Step 2: Convert to fraction form
    13,941,961.74/20,912,958.90 = 4,357,390.50/x
  3. Step 3: Cross multiply
    13,941,961.74x = 20,912,958.90 × 4,357,390.50
  4. Step 4: Simplify right side
    13,941,961.74x = 91,125,928,437,750.44
  5. Step 5: Solve for x
    x = 91,125,928,437,750.44/13,941,961.74
  6. Step 6: Final answer
    x = 6,536,090.84

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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.