Home / 12,031,327.45-16,584,864.03-7,376,494.78

Finding the Fourth Proportional to 12,031,327.45, 16,584,864.03 and 7,376,494.78

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Solution

The fourth proportional to 12,031,327.45, 16,584,864.03 and 7,376,494.78 is: 10,168,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031,327.45 : 16,584,864.03 = 7,376,494.78 : x
  2. Step 2: Convert to fraction form
    12,031,327.45/16,584,864.03 = 7,376,494.78/x
  3. Step 3: Cross multiply
    12,031,327.45x = 16,584,864.03 × 7,376,494.78
  4. Step 4: Simplify right side
    12,031,327.45x = 122,338,162,902,842.59
  5. Step 5: Solve for x
    x = 122,338,162,902,842.59/12,031,327.45
  6. Step 6: Final answer
    x = 10,168,301.33

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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.