Home / 13,992,982.13-19,309,467.12-7,713,234.89

Finding the Fourth Proportional to 13,992,982.13, 19,309,467.12 and 7,713,234.89

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Solution

The fourth proportional to 13,992,982.13, 19,309,467.12 and 7,713,234.89 is: 10,643,796.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992,982.13 : 19,309,467.12 = 7,713,234.89 : x
  2. Step 2: Convert to fraction form
    13,992,982.13/19,309,467.12 = 7,713,234.89/x
  3. Step 3: Cross multiply
    13,992,982.13x = 19,309,467.12 × 7,713,234.89
  4. Step 4: Simplify right side
    13,992,982.13x = 148,938,455,444,230.34
  5. Step 5: Solve for x
    x = 148,938,455,444,230.34/13,992,982.13
  6. Step 6: Final answer
    x = 10,643,796.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.