Home / 20,045,364.44-27,662,620.64-10,878,007.19

Finding the Fourth Proportional to 20,045,364.44, 27,662,620.64 and 10,878,007.19

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Solution

The fourth proportional to 20,045,364.44, 27,662,620.64 and 10,878,007.19 is: 15,011,659.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045,364.44 : 27,662,620.64 = 10,878,007.19 : x
  2. Step 2: Convert to fraction form
    20,045,364.44/27,662,620.64 = 10,878,007.19/x
  3. Step 3: Cross multiply
    20,045,364.44x = 27,662,620.64 × 10,878,007.19
  4. Step 4: Simplify right side
    20,045,364.44x = 300,914,186,023,459.31
  5. Step 5: Solve for x
    x = 300,914,186,023,459.31/20,045,364.44
  6. Step 6: Final answer
    x = 15,011,659.53

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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.