Home / 13,842,319.20-20,763,478.80-3,744,940.20

Finding the Fourth Proportional to 13,842,319.20, 20,763,478.80 and 3,744,940.20

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Solution

The fourth proportional to 13,842,319.20, 20,763,478.80 and 3,744,940.20 is: 5,617,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,319.20 : 20,763,478.80 = 3,744,940.20 : x
  2. Step 2: Convert to fraction form
    13,842,319.20/20,763,478.80 = 3,744,940.20/x
  3. Step 3: Cross multiply
    13,842,319.20x = 20,763,478.80 × 3,744,940.20
  4. Step 4: Simplify right side
    13,842,319.20x = 77,757,986,449,967.77
  5. Step 5: Solve for x
    x = 77,757,986,449,967.77/13,842,319.20
  6. Step 6: Final answer
    x = 5,617,410.30

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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.