Home / 8,521,821.09-11,759,931-4,654,357.83

Finding the Fourth Proportional to 8,521,821.09, 11,759,931 and 4,654,357.83

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Solution

The fourth proportional to 8,521,821.09, 11,759,931 and 4,654,357.83 is: 6,422,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,821.09 : 11,759,931 = 4,654,357.83 : x
  2. Step 2: Convert to fraction form
    8,521,821.09/11,759,931 = 4,654,357.83/x
  3. Step 3: Cross multiply
    8,521,821.09x = 11,759,931 × 4,654,357.83
  4. Step 4: Simplify right side
    8,521,821.09x = 54,734,926,930,109.73
  5. Step 5: Solve for x
    x = 54,734,926,930,109.73/8,521,821.09
  6. Step 6: Final answer
    x = 6,422,914.35

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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.