Home / 12,005,289.90-17,996,900.40-4,327,055.60

Finding the Fourth Proportional to 12,005,289.90, 17,996,900.40 and 4,327,055.60

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Solution

The fourth proportional to 12,005,289.90, 17,996,900.40 and 4,327,055.60 is: 6,486,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,289.90 : 17,996,900.40 = 4,327,055.60 : x
  2. Step 2: Convert to fraction form
    12,005,289.90/17,996,900.40 = 4,327,055.60/x
  3. Step 3: Cross multiply
    12,005,289.90x = 17,996,900.40 × 4,327,055.60
  4. Step 4: Simplify right side
    12,005,289.90x = 77,873,588,568,477.73
  5. Step 5: Solve for x
    x = 77,873,588,568,477.73/12,005,289.90
  6. Step 6: Final answer
    x = 6,486,606.26

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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.