Home / 11,779,421.52-17,668,618.20-3,692,212.50

Finding the Fourth Proportional to 11,779,421.52, 17,668,618.20 and 3,692,212.50

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Solution

The fourth proportional to 11,779,421.52, 17,668,618.20 and 3,692,212.50 is: 5,538,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779,421.52 : 17,668,618.20 = 3,692,212.50 : x
  2. Step 2: Convert to fraction form
    11,779,421.52/17,668,618.20 = 3,692,212.50/x
  3. Step 3: Cross multiply
    11,779,421.52x = 17,668,618.20 × 3,692,212.50
  4. Step 4: Simplify right side
    11,779,421.52x = 65,236,292,975,767.50
  5. Step 5: Solve for x
    x = 65,236,292,975,767.50/11,779,421.52
  6. Step 6: Final answer
    x = 5,538,157.61

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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.