Home / 12,924,379.98-17,835,412.98-7,044,067.12

Finding the Fourth Proportional to 12,924,379.98, 17,835,412.98 and 7,044,067.12

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Solution

The fourth proportional to 12,924,379.98, 17,835,412.98 and 7,044,067.12 is: 9,720,686.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924,379.98 : 17,835,412.98 = 7,044,067.12 : x
  2. Step 2: Convert to fraction form
    12,924,379.98/17,835,412.98 = 7,044,067.12/x
  3. Step 3: Cross multiply
    12,924,379.98x = 17,835,412.98 × 7,044,067.12
  4. Step 4: Simplify right side
    12,924,379.98x = 125,633,846,144,039.22
  5. Step 5: Solve for x
    x = 125,633,846,144,039.22/12,924,379.98
  6. Step 6: Final answer
    x = 9,720,686.51

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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.