Home / 8,059,615.20-12,089,422.80-2,669,097.60

Finding the Fourth Proportional to 8,059,615.20, 12,089,422.80 and 2,669,097.60

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Solution

The fourth proportional to 8,059,615.20, 12,089,422.80 and 2,669,097.60 is: 4,003,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059,615.20 : 12,089,422.80 = 2,669,097.60 : x
  2. Step 2: Convert to fraction form
    8,059,615.20/12,089,422.80 = 2,669,097.60/x
  3. Step 3: Cross multiply
    8,059,615.20x = 12,089,422.80 × 2,669,097.60
  4. Step 4: Simplify right side
    8,059,615.20x = 32,267,849,380,865.28
  5. Step 5: Solve for x
    x = 32,267,849,380,865.28/8,059,615.20
  6. Step 6: Final answer
    x = 4,003,646.40

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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.