Home / 6,872,257.84-9,482,577.80-3,971,918.60

Finding the Fourth Proportional to 6,872,257.84, 9,482,577.80 and 3,971,918.60

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Solution

The fourth proportional to 6,872,257.84, 9,482,577.80 and 3,971,918.60 is: 5,480,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,257.84 : 9,482,577.80 = 3,971,918.60 : x
  2. Step 2: Convert to fraction form
    6,872,257.84/9,482,577.80 = 3,971,918.60/x
  3. Step 3: Cross multiply
    6,872,257.84x = 9,482,577.80 × 3,971,918.60
  4. Step 4: Simplify right side
    6,872,257.84x = 37,664,027,139,767.09
  5. Step 5: Solve for x
    x = 37,664,027,139,767.09/6,872,257.84
  6. Step 6: Final answer
    x = 5,480,589.93

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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.