Home / 11,133,605.20-16,700,407.80-7,351,358.80

Finding the Fourth Proportional to 11,133,605.20, 16,700,407.80 and 7,351,358.80

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Solution

The fourth proportional to 11,133,605.20, 16,700,407.80 and 7,351,358.80 is: 11,027,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,605.20 : 16,700,407.80 = 7,351,358.80 : x
  2. Step 2: Convert to fraction form
    11,133,605.20/16,700,407.80 = 7,351,358.80/x
  3. Step 3: Cross multiply
    11,133,605.20x = 16,700,407.80 × 7,351,358.80
  4. Step 4: Simplify right side
    11,133,605.20x = 122,770,689,844,118.64
  5. Step 5: Solve for x
    x = 122,770,689,844,118.64/11,133,605.20
  6. Step 6: Final answer
    x = 11,027,038.20

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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.