Home / 7,886,545.70-11,829,818.55-5,193,911.30

Finding the Fourth Proportional to 7,886,545.70, 11,829,818.55 and 5,193,911.30

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Solution

The fourth proportional to 7,886,545.70, 11,829,818.55 and 5,193,911.30 is: 7,790,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,545.70 : 11,829,818.55 = 5,193,911.30 : x
  2. Step 2: Convert to fraction form
    7,886,545.70/11,829,818.55 = 5,193,911.30/x
  3. Step 3: Cross multiply
    7,886,545.70x = 11,829,818.55 × 5,193,911.30
  4. Step 4: Simplify right side
    7,886,545.70x = 61,443,028,243,794.62
  5. Step 5: Solve for x
    x = 61,443,028,243,794.62/7,886,545.70
  6. Step 6: Final answer
    x = 7,790,866.95

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Double scale
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Similar ratio
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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.