Home / 7,375,980.16-11,057,659.56-2,830,291.06

Finding the Fourth Proportional to 7,375,980.16, 11,057,659.56 and 2,830,291.06

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Solution

The fourth proportional to 7,375,980.16, 11,057,659.56 and 2,830,291.06 is: 4,243,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375,980.16 : 11,057,659.56 = 2,830,291.06 : x
  2. Step 2: Convert to fraction form
    7,375,980.16/11,057,659.56 = 2,830,291.06/x
  3. Step 3: Cross multiply
    7,375,980.16x = 11,057,659.56 × 2,830,291.06
  4. Step 4: Simplify right side
    7,375,980.16x = 31,296,394,997,191.54
  5. Step 5: Solve for x
    x = 31,296,394,997,191.54/7,375,980.16
  6. Step 6: Final answer
    x = 4,243,015.07

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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.