Home / 7,980,100.56-11,971,833.93-2,588,332.28

Finding the Fourth Proportional to 7,980,100.56, 11,971,833.93 and 2,588,332.28

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Solution

The fourth proportional to 7,980,100.56, 11,971,833.93 and 2,588,332.28 is: 3,883,044.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,100.56 : 11,971,833.93 = 2,588,332.28 : x
  2. Step 2: Convert to fraction form
    7,980,100.56/11,971,833.93 = 2,588,332.28/x
  3. Step 3: Cross multiply
    7,980,100.56x = 11,971,833.93 × 2,588,332.28
  4. Step 4: Simplify right side
    7,980,100.56x = 30,987,084,151,959.09
  5. Step 5: Solve for x
    x = 30,987,084,151,959.09/7,980,100.56
  6. Step 6: Final answer
    x = 3,883,044.32

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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.