Home / 11,472,940.20-17,209,410.30-6,371,106.60

Finding the Fourth Proportional to 11,472,940.20, 17,209,410.30 and 6,371,106.60

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Solution

The fourth proportional to 11,472,940.20, 17,209,410.30 and 6,371,106.60 is: 9,556,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,472,940.20 : 17,209,410.30 = 6,371,106.60 : x
  2. Step 2: Convert to fraction form
    11,472,940.20/17,209,410.30 = 6,371,106.60/x
  3. Step 3: Cross multiply
    11,472,940.20x = 17,209,410.30 × 6,371,106.60
  4. Step 4: Simplify right side
    11,472,940.20x = 109,642,987,544,437.98
  5. Step 5: Solve for x
    x = 109,642,987,544,437.98/11,472,940.20
  6. Step 6: Final answer
    x = 9,556,659.90

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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.