Home / 13,802,872.40-20,704,308.60-9,498,200.30

Finding the Fourth Proportional to 13,802,872.40, 20,704,308.60 and 9,498,200.30

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Solution

The fourth proportional to 13,802,872.40, 20,704,308.60 and 9,498,200.30 is: 14,247,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,872.40 : 20,704,308.60 = 9,498,200.30 : x
  2. Step 2: Convert to fraction form
    13,802,872.40/20,704,308.60 = 9,498,200.30/x
  3. Step 3: Cross multiply
    13,802,872.40x = 20,704,308.60 × 9,498,200.30
  4. Step 4: Simplify right side
    13,802,872.40x = 196,653,670,155,812.62
  5. Step 5: Solve for x
    x = 196,653,670,155,812.62/13,802,872.40
  6. Step 6: Final answer
    x = 14,247,300.45

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Similar ratio
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1.5x scale

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.