Home / 13,401,107.04-20,108,303.04-5,313,909.36

Finding the Fourth Proportional to 13,401,107.04, 20,108,303.04 and 5,313,909.36

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Solution

The fourth proportional to 13,401,107.04, 20,108,303.04 and 5,313,909.36 is: 7,973,497.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,107.04 : 20,108,303.04 = 5,313,909.36 : x
  2. Step 2: Convert to fraction form
    13,401,107.04/20,108,303.04 = 5,313,909.36/x
  3. Step 3: Cross multiply
    13,401,107.04x = 20,108,303.04 × 5,313,909.36
  4. Step 4: Simplify right side
    13,401,107.04x = 106,853,699,737,972.45
  5. Step 5: Solve for x
    x = 106,853,699,737,972.45/13,401,107.04
  6. Step 6: Final answer
    x = 7,973,497.97

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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.