Home / 11,809,344.40-17,714,016.60-6,420,576.40

Finding the Fourth Proportional to 11,809,344.40, 17,714,016.60 and 6,420,576.40

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Solution

The fourth proportional to 11,809,344.40, 17,714,016.60 and 6,420,576.40 is: 9,630,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809,344.40 : 17,714,016.60 = 6,420,576.40 : x
  2. Step 2: Convert to fraction form
    11,809,344.40/17,714,016.60 = 6,420,576.40/x
  3. Step 3: Cross multiply
    11,809,344.40x = 17,714,016.60 × 6,420,576.40
  4. Step 4: Simplify right side
    11,809,344.40x = 113,734,196,931,168.25
  5. Step 5: Solve for x
    x = 113,734,196,931,168.25/11,809,344.40
  6. Step 6: Final answer
    x = 9,630,864.60

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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.