Home / 13,488,060.60-20,232,090.90-6,661,996.20

Finding the Fourth Proportional to 13,488,060.60, 20,232,090.90 and 6,661,996.20

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Solution

The fourth proportional to 13,488,060.60, 20,232,090.90 and 6,661,996.20 is: 9,992,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,060.60 : 20,232,090.90 = 6,661,996.20 : x
  2. Step 2: Convert to fraction form
    13,488,060.60/20,232,090.90 = 6,661,996.20/x
  3. Step 3: Cross multiply
    13,488,060.60x = 20,232,090.90 × 6,661,996.20
  4. Step 4: Simplify right side
    13,488,060.60x = 134,786,112,693,854.58
  5. Step 5: Solve for x
    x = 134,786,112,693,854.58/13,488,060.60
  6. Step 6: Final answer
    x = 9,992,994.30

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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.