Home / 7,422,053.60-11,133,080.40-3,642,917.60

Finding the Fourth Proportional to 7,422,053.60, 11,133,080.40 and 3,642,917.60

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Solution

The fourth proportional to 7,422,053.60, 11,133,080.40 and 3,642,917.60 is: 5,464,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422,053.60 : 11,133,080.40 = 3,642,917.60 : x
  2. Step 2: Convert to fraction form
    7,422,053.60/11,133,080.40 = 3,642,917.60/x
  3. Step 3: Cross multiply
    7,422,053.60x = 11,133,080.40 × 3,642,917.60
  4. Step 4: Simplify right side
    7,422,053.60x = 40,556,894,531,375.04
  5. Step 5: Solve for x
    x = 40,556,894,531,375.04/7,422,053.60
  6. Step 6: Final answer
    x = 5,464,376.40

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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.