Home / 12,380,412.70-18,584,615.85-9,553,059.10

Finding the Fourth Proportional to 12,380,412.70, 18,584,615.85 and 9,553,059.10

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Solution

The fourth proportional to 12,380,412.70, 18,584,615.85 and 9,553,059.10 is: 14,340,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,412.70 : 18,584,615.85 = 9,553,059.10 : x
  2. Step 2: Convert to fraction form
    12,380,412.70/18,584,615.85 = 9,553,059.10/x
  3. Step 3: Cross multiply
    12,380,412.70x = 18,584,615.85 × 9,553,059.10
  4. Step 4: Simplify right side
    12,380,412.70x = 177,539,933,565,846.75
  5. Step 5: Solve for x
    x = 177,539,933,565,846.75/12,380,412.70
  6. Step 6: Final answer
    x = 14,340,388.96

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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.