Home / 7,462,430.40-11,185,351.20-3,201,873.60

Finding the Fourth Proportional to 7,462,430.40, 11,185,351.20 and 3,201,873.60

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Solution

The fourth proportional to 7,462,430.40, 11,185,351.20 and 3,201,873.60 is: 4,799,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462,430.40 : 11,185,351.20 = 3,201,873.60 : x
  2. Step 2: Convert to fraction form
    7,462,430.40/11,185,351.20 = 3,201,873.60/x
  3. Step 3: Cross multiply
    7,462,430.40x = 11,185,351.20 × 3,201,873.60
  4. Step 4: Simplify right side
    7,462,430.40x = 35,814,080,714,008.32
  5. Step 5: Solve for x
    x = 35,814,080,714,008.32/7,462,430.40
  6. Step 6: Final answer
    x = 4,799,251.56

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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.