Home / 12,462,017.70-17,206,698.24-8,054,352.75

Finding the Fourth Proportional to 12,462,017.70, 17,206,698.24 and 8,054,352.75

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Solution

The fourth proportional to 12,462,017.70, 17,206,698.24 and 8,054,352.75 is: 11,120,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,017.70 : 17,206,698.24 = 8,054,352.75 : x
  2. Step 2: Convert to fraction form
    12,462,017.70/17,206,698.24 = 8,054,352.75/x
  3. Step 3: Cross multiply
    12,462,017.70x = 17,206,698.24 × 8,054,352.75
  4. Step 4: Simplify right side
    12,462,017.70x = 138,588,817,287,764.14
  5. Step 5: Solve for x
    x = 138,588,817,287,764.14/12,462,017.70
  6. Step 6: Final answer
    x = 11,120,897.16

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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.