Home / 11,444,578.80-17,166,868.20-7,662,332.40

Finding the Fourth Proportional to 11,444,578.80, 17,166,868.20 and 7,662,332.40

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Solution

The fourth proportional to 11,444,578.80, 17,166,868.20 and 7,662,332.40 is: 11,493,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444,578.80 : 17,166,868.20 = 7,662,332.40 : x
  2. Step 2: Convert to fraction form
    11,444,578.80/17,166,868.20 = 7,662,332.40/x
  3. Step 3: Cross multiply
    11,444,578.80x = 17,166,868.20 × 7,662,332.40
  4. Step 4: Simplify right side
    11,444,578.80x = 131,538,250,415,389.69
  5. Step 5: Solve for x
    x = 131,538,250,415,389.69/11,444,578.80
  6. Step 6: Final answer
    x = 11,493,498.60

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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.