Home / 13,488,069.60-20,232,104.40-6,662,005.20

Finding the Fourth Proportional to 13,488,069.60, 20,232,104.40 and 6,662,005.20

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Solution

The fourth proportional to 13,488,069.60, 20,232,104.40 and 6,662,005.20 is: 9,993,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,069.60 : 20,232,104.40 = 6,662,005.20 : x
  2. Step 2: Convert to fraction form
    13,488,069.60/20,232,104.40 = 6,662,005.20/x
  3. Step 3: Cross multiply
    13,488,069.60x = 20,232,104.40 × 6,662,005.20
  4. Step 4: Simplify right side
    13,488,069.60x = 134,786,384,719,742.88
  5. Step 5: Solve for x
    x = 134,786,384,719,742.88/13,488,069.60
  6. Step 6: Final answer
    x = 9,993,007.80

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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.