Home / 11,570,581.04-15,969,028.40-7,161,720.83

Finding the Fourth Proportional to 11,570,581.04, 15,969,028.40 and 7,161,720.83

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Solution

The fourth proportional to 11,570,581.04, 15,969,028.40 and 7,161,720.83 is: 9,884,181.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570,581.04 : 15,969,028.40 = 7,161,720.83 : x
  2. Step 2: Convert to fraction form
    11,570,581.04/15,969,028.40 = 7,161,720.83/x
  3. Step 3: Cross multiply
    11,570,581.04x = 15,969,028.40 × 7,161,720.83
  4. Step 4: Simplify right side
    11,570,581.04x = 114,365,723,327,141.58
  5. Step 5: Solve for x
    x = 114,365,723,327,141.58/11,570,581.04
  6. Step 6: Final answer
    x = 9,884,181.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.