Home / 10,780,370.80-16,170,556.20-4,395,205.60

Finding the Fourth Proportional to 10,780,370.80, 16,170,556.20 and 4,395,205.60

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Solution

The fourth proportional to 10,780,370.80, 16,170,556.20 and 4,395,205.60 is: 6,592,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,370.80 : 16,170,556.20 = 4,395,205.60 : x
  2. Step 2: Convert to fraction form
    10,780,370.80/16,170,556.20 = 4,395,205.60/x
  3. Step 3: Cross multiply
    10,780,370.80x = 16,170,556.20 × 4,395,205.60
  4. Step 4: Simplify right side
    10,780,370.80x = 71,072,919,165,354.70
  5. Step 5: Solve for x
    x = 71,072,919,165,354.70/10,780,370.80
  6. Step 6: Final answer
    x = 6,592,808.40

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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.