Home / 10,893,676.90-16,340,515.35-7,240,512.10

Finding the Fourth Proportional to 10,893,676.90, 16,340,515.35 and 7,240,512.10

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Solution

The fourth proportional to 10,893,676.90, 16,340,515.35 and 7,240,512.10 is: 10,860,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,676.90 : 16,340,515.35 = 7,240,512.10 : x
  2. Step 2: Convert to fraction form
    10,893,676.90/16,340,515.35 = 7,240,512.10/x
  3. Step 3: Cross multiply
    10,893,676.90x = 16,340,515.35 × 7,240,512.10
  4. Step 4: Simplify right side
    10,893,676.90x = 118,313,699,111,910.72
  5. Step 5: Solve for x
    x = 118,313,699,111,910.72/10,893,676.90
  6. Step 6: Final answer
    x = 10,860,768.15

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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.