Home / 5,134,282.84-7,085,040.69-2,810,729.80

Finding the Fourth Proportional to 5,134,282.84, 7,085,040.69 and 2,810,729.80

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Solution

The fourth proportional to 5,134,282.84, 7,085,040.69 and 2,810,729.80 is: 3,878,659.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,282.84 : 7,085,040.69 = 2,810,729.80 : x
  2. Step 2: Convert to fraction form
    5,134,282.84/7,085,040.69 = 2,810,729.80/x
  3. Step 3: Cross multiply
    5,134,282.84x = 7,085,040.69 × 2,810,729.80
  4. Step 4: Simplify right side
    5,134,282.84x = 19,914,135,001,595.56
  5. Step 5: Solve for x
    x = 19,914,135,001,595.56/5,134,282.84
  6. Step 6: Final answer
    x = 3,878,659.52

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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.