Home / 8,077,090.40-12,115,635.60-7,368,502.40

Finding the Fourth Proportional to 8,077,090.40, 12,115,635.60 and 7,368,502.40

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Solution

The fourth proportional to 8,077,090.40, 12,115,635.60 and 7,368,502.40 is: 11,052,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,090.40 : 12,115,635.60 = 7,368,502.40 : x
  2. Step 2: Convert to fraction form
    8,077,090.40/12,115,635.60 = 7,368,502.40/x
  3. Step 3: Cross multiply
    8,077,090.40x = 12,115,635.60 × 7,368,502.40
  4. Step 4: Simplify right side
    8,077,090.40x = 89,274,089,996,125.44
  5. Step 5: Solve for x
    x = 89,274,089,996,125.44/8,077,090.40
  6. Step 6: Final answer
    x = 11,052,753.60

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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.