Home / 9,374,425-12,938,086.98-5,936,985.64

Finding the Fourth Proportional to 9,374,425, 12,938,086.98 and 5,936,985.64

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Solution

The fourth proportional to 9,374,425, 12,938,086.98 and 5,936,985.64 is: 8,193,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374,425 : 12,938,086.98 = 5,936,985.64 : x
  2. Step 2: Convert to fraction form
    9,374,425/12,938,086.98 = 5,936,985.64/x
  3. Step 3: Cross multiply
    9,374,425x = 12,938,086.98 × 5,936,985.64
  4. Step 4: Simplify right side
    9,374,425x = 76,813,236,609,330.97
  5. Step 5: Solve for x
    x = 76,813,236,609,330.97/9,374,425
  6. Step 6: Final answer
    x = 8,193,914.47

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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.