Home / 8,456,668.47-11,670,210-4,589,189.64

Finding the Fourth Proportional to 8,456,668.47, 11,670,210 and 4,589,189.64

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Solution

The fourth proportional to 8,456,668.47, 11,670,210 and 4,589,189.64 is: 6,333,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,456,668.47 : 11,670,210 = 4,589,189.64 : x
  2. Step 2: Convert to fraction form
    8,456,668.47/11,670,210 = 4,589,189.64/x
  3. Step 3: Cross multiply
    8,456,668.47x = 11,670,210 × 4,589,189.64
  4. Step 4: Simplify right side
    8,456,668.47x = 53,556,806,828,624.40
  5. Step 5: Solve for x
    x = 53,556,806,828,624.40/8,456,668.47
  6. Step 6: Final answer
    x = 6,333,085.78

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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.