Home / 8,521,748.56-11,756,266.35-5,081,996.69

Finding the Fourth Proportional to 8,521,748.56, 11,756,266.35 and 5,081,996.69

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Solution

The fourth proportional to 8,521,748.56, 11,756,266.35 and 5,081,996.69 is: 7,010,921.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,748.56 : 11,756,266.35 = 5,081,996.69 : x
  2. Step 2: Convert to fraction form
    8,521,748.56/11,756,266.35 = 5,081,996.69/x
  3. Step 3: Cross multiply
    8,521,748.56x = 11,756,266.35 × 5,081,996.69
  4. Step 4: Simplify right side
    8,521,748.56x = 59,745,306,677,458.38
  5. Step 5: Solve for x
    x = 59,745,306,677,458.38/8,521,748.56
  6. Step 6: Final answer
    x = 7,010,921.09

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Double scale
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Similar ratio
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1.5x scale

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.