Home / 11,620,205.10-17,430,307.65-11,097,657.90

Finding the Fourth Proportional to 11,620,205.10, 17,430,307.65 and 11,097,657.90

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Solution

The fourth proportional to 11,620,205.10, 17,430,307.65 and 11,097,657.90 is: 16,646,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620,205.10 : 17,430,307.65 = 11,097,657.90 : x
  2. Step 2: Convert to fraction form
    11,620,205.10/17,430,307.65 = 11,097,657.90/x
  3. Step 3: Cross multiply
    11,620,205.10x = 17,430,307.65 × 11,097,657.90
  4. Step 4: Simplify right side
    11,620,205.10x = 193,435,591,391,452.94
  5. Step 5: Solve for x
    x = 193,435,591,391,452.94/11,620,205.10
  6. Step 6: Final answer
    x = 16,646,486.85

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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.