Home / 13,187,711.55-19,781,567.33-9,361,336.35

Finding the Fourth Proportional to 13,187,711.55, 19,781,567.33 and 9,361,336.35

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Solution

The fourth proportional to 13,187,711.55, 19,781,567.33 and 9,361,336.35 is: 14,042,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,711.55 : 19,781,567.33 = 9,361,336.35 : x
  2. Step 2: Convert to fraction form
    13,187,711.55/19,781,567.33 = 9,361,336.35/x
  3. Step 3: Cross multiply
    13,187,711.55x = 19,781,567.33 × 9,361,336.35
  4. Step 4: Simplify right side
    13,187,711.55x = 185,181,905,259,494.75
  5. Step 5: Solve for x
    x = 185,181,905,259,494.75/13,187,711.55
  6. Step 6: Final answer
    x = 14,042,004.53

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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.