Home / 11,355,138.20-17,004,713.70-7,548,008.60

Finding the Fourth Proportional to 11,355,138.20, 17,004,713.70 and 7,548,008.60

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Solution

The fourth proportional to 11,355,138.20, 17,004,713.70 and 7,548,008.60 is: 11,303,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355,138.20 : 17,004,713.70 = 7,548,008.60 : x
  2. Step 2: Convert to fraction form
    11,355,138.20/17,004,713.70 = 7,548,008.60/x
  3. Step 3: Cross multiply
    11,355,138.20x = 17,004,713.70 × 7,548,008.60
  4. Step 4: Simplify right side
    11,355,138.20x = 128,351,725,248,137.81
  5. Step 5: Solve for x
    x = 128,351,725,248,137.81/11,355,138.20
  6. Step 6: Final answer
    x = 11,303,404.94

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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.