Home / 20,180,830.84-27,850,452.09-11,363,314.30

Finding the Fourth Proportional to 20,180,830.84, 27,850,452.09 and 11,363,314.30

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Solution

The fourth proportional to 20,180,830.84, 27,850,452.09 and 11,363,314.30 is: 15,681,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180,830.84 : 27,850,452.09 = 11,363,314.30 : x
  2. Step 2: Convert to fraction form
    20,180,830.84/27,850,452.09 = 11,363,314.30/x
  3. Step 3: Cross multiply
    20,180,830.84x = 27,850,452.09 × 11,363,314.30
  4. Step 4: Simplify right side
    20,180,830.84x = 316,473,440,495,761.88
  5. Step 5: Solve for x
    x = 316,473,440,495,761.88/20,180,830.84
  6. Step 6: Final answer
    x = 15,681,883.62

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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.