Home / 9,215,668.41-12,717,927.59-5,029,581.87

Finding the Fourth Proportional to 9,215,668.41, 12,717,927.59 and 5,029,581.87

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Solution

The fourth proportional to 9,215,668.41, 12,717,927.59 and 5,029,581.87 is: 6,940,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,668.41 : 12,717,927.59 = 5,029,581.87 : x
  2. Step 2: Convert to fraction form
    9,215,668.41/12,717,927.59 = 5,029,581.87/x
  3. Step 3: Cross multiply
    9,215,668.41x = 12,717,927.59 × 5,029,581.87
  4. Step 4: Simplify right side
    9,215,668.41x = 63,965,858,030,636.80
  5. Step 5: Solve for x
    x = 63,965,858,030,636.80/9,215,668.41
  6. Step 6: Final answer
    x = 6,940,989.54

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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.