Home / 11,866,045-17,788,511.58-4,291,326.76

Finding the Fourth Proportional to 11,866,045, 17,788,511.58 and 4,291,326.76

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Solution

The fourth proportional to 11,866,045, 17,788,511.58 and 4,291,326.76 is: 6,433,172.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866,045 : 17,788,511.58 = 4,291,326.76 : x
  2. Step 2: Convert to fraction form
    11,866,045/17,788,511.58 = 4,291,326.76/x
  3. Step 3: Cross multiply
    11,866,045x = 17,788,511.58 × 4,291,326.76
  4. Step 4: Simplify right side
    11,866,045x = 76,336,315,763,823.88
  5. Step 5: Solve for x
    x = 76,336,315,763,823.88/11,866,045
  6. Step 6: Final answer
    x = 6,433,172.62

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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.