Home / 11,681,615.40-16,120,458.18-6,525,047.40

Finding the Fourth Proportional to 11,681,615.40, 16,120,458.18 and 6,525,047.40

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Solution

The fourth proportional to 11,681,615.40, 16,120,458.18 and 6,525,047.40 is: 9,004,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681,615.40 : 16,120,458.18 = 6,525,047.40 : x
  2. Step 2: Convert to fraction form
    11,681,615.40/16,120,458.18 = 6,525,047.40/x
  3. Step 3: Cross multiply
    11,681,615.40x = 16,120,458.18 × 6,525,047.40
  4. Step 4: Simplify right side
    11,681,615.40x = 105,186,753,734,217.73
  5. Step 5: Solve for x
    x = 105,186,753,734,217.73/11,681,615.40
  6. Step 6: Final answer
    x = 9,004,469.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.