Home / 21,021,288.52-31,533,583.50-5,668,347.05

Finding the Fourth Proportional to 21,021,288.52, 31,533,583.50 and 5,668,347.05

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Solution

The fourth proportional to 21,021,288.52, 31,533,583.50 and 5,668,347.05 is: 8,502,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,021,288.52 : 31,533,583.50 = 5,668,347.05 : x
  2. Step 2: Convert to fraction form
    21,021,288.52/31,533,583.50 = 5,668,347.05/x
  3. Step 3: Cross multiply
    21,021,288.52x = 31,533,583.50 × 5,668,347.05
  4. Step 4: Simplify right side
    21,021,288.52x = 178,743,295,086,987.66
  5. Step 5: Solve for x
    x = 178,743,295,086,987.66/21,021,288.52
  6. Step 6: Final answer
    x = 8,502,965.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.