Home / 13,532,533.80-20,299,722.30-4,309,775.40

Finding the Fourth Proportional to 13,532,533.80, 20,299,722.30 and 4,309,775.40

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Solution

The fourth proportional to 13,532,533.80, 20,299,722.30 and 4,309,775.40 is: 6,464,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532,533.80 : 20,299,722.30 = 4,309,775.40 : x
  2. Step 2: Convert to fraction form
    13,532,533.80/20,299,722.30 = 4,309,775.40/x
  3. Step 3: Cross multiply
    13,532,533.80x = 20,299,722.30 × 4,309,775.40
  4. Step 4: Simplify right side
    13,532,533.80x = 87,487,243,795,371.44
  5. Step 5: Solve for x
    x = 87,487,243,795,371.44/13,532,533.80
  6. Step 6: Final answer
    x = 6,464,956.61

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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.