Home / 13,276,813.20-19,915,219.80-9,167,002.80

Finding the Fourth Proportional to 13,276,813.20, 19,915,219.80 and 9,167,002.80

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Solution

The fourth proportional to 13,276,813.20, 19,915,219.80 and 9,167,002.80 is: 13,750,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276,813.20 : 19,915,219.80 = 9,167,002.80 : x
  2. Step 2: Convert to fraction form
    13,276,813.20/19,915,219.80 = 9,167,002.80/x
  3. Step 3: Cross multiply
    13,276,813.20x = 19,915,219.80 × 9,167,002.80
  4. Step 4: Simplify right side
    13,276,813.20x = 182,562,875,669,215.47
  5. Step 5: Solve for x
    x = 182,562,875,669,215.47/13,276,813.20
  6. Step 6: Final answer
    x = 13,750,504.20

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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.