Home / 17,385,308.40-26,077,962.60-7,800,999.60

Finding the Fourth Proportional to 17,385,308.40, 26,077,962.60 and 7,800,999.60

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Solution

The fourth proportional to 17,385,308.40, 26,077,962.60 and 7,800,999.60 is: 11,701,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,385,308.40 : 26,077,962.60 = 7,800,999.60 : x
  2. Step 2: Convert to fraction form
    17,385,308.40/26,077,962.60 = 7,800,999.60/x
  3. Step 3: Cross multiply
    17,385,308.40x = 26,077,962.60 × 7,800,999.60
  4. Step 4: Simplify right side
    17,385,308.40x = 203,434,175,811,414.97
  5. Step 5: Solve for x
    x = 203,434,175,811,414.97/17,385,308.40
  6. Step 6: Final answer
    x = 11,701,499.40

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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.