Home / 84,297,894.34-126,464,890.89-25,214,915.50

Finding the Fourth Proportional to 84,297,894.34, 126,464,890.89 and 25,214,915.50

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Solution

The fourth proportional to 84,297,894.34, 126,464,890.89 and 25,214,915.50 is: 37,827,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,297,894.34 : 126,464,890.89 = 25,214,915.50 : x
  2. Step 2: Convert to fraction form
    84,297,894.34/126,464,890.89 = 25,214,915.50/x
  3. Step 3: Cross multiply
    84,297,894.34x = 126,464,890.89 × 25,214,915.50
  4. Step 4: Simplify right side
    84,297,894.34x = 3,188,801,537,508,070
  5. Step 5: Solve for x
    x = 3,188,801,537,508,070/84,297,894.34
  6. Step 6: Final answer
    x = 37,827,772.12

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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.