Home / 84,297,885.84-126,464,878.13-25,214,907.02

Finding the Fourth Proportional to 84,297,885.84, 126,464,878.13 and 25,214,907.02

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Solution

The fourth proportional to 84,297,885.84, 126,464,878.13 and 25,214,907.02 is: 37,827,759.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,297,885.84 : 126,464,878.13 = 25,214,907.02 : x
  2. Step 2: Convert to fraction form
    84,297,885.84/126,464,878.13 = 25,214,907.02/x
  3. Step 3: Cross multiply
    84,297,885.84x = 126,464,878.13 × 25,214,907.02
  4. Step 4: Simplify right side
    84,297,885.84x = 3,188,800,142,585,182.50
  5. Step 5: Solve for x
    x = 3,188,800,142,585,182.50/84,297,885.84
  6. Step 6: Final answer
    x = 37,827,759.39

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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.