Home / 13,285,605.80-19,933,074.30-5,714,892.20

Finding the Fourth Proportional to 13,285,605.80, 19,933,074.30 and 5,714,892.20

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Solution

The fourth proportional to 13,285,605.80, 19,933,074.30 and 5,714,892.20 is: 8,574,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,605.80 : 19,933,074.30 = 5,714,892.20 : x
  2. Step 2: Convert to fraction form
    13,285,605.80/19,933,074.30 = 5,714,892.20/x
  3. Step 3: Cross multiply
    13,285,605.80x = 19,933,074.30 × 5,714,892.20
  4. Step 4: Simplify right side
    13,285,605.80x = 113,915,370,839,090.47
  5. Step 5: Solve for x
    x = 113,915,370,839,090.47/13,285,605.80
  6. Step 6: Final answer
    x = 8,574,345.24

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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.