Home / 8,586,977.70-12,880,466.55-5,227,745.70

Finding the Fourth Proportional to 8,586,977.70, 12,880,466.55 and 5,227,745.70

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Solution

The fourth proportional to 8,586,977.70, 12,880,466.55 and 5,227,745.70 is: 7,841,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586,977.70 : 12,880,466.55 = 5,227,745.70 : x
  2. Step 2: Convert to fraction form
    8,586,977.70/12,880,466.55 = 5,227,745.70/x
  3. Step 3: Cross multiply
    8,586,977.70x = 12,880,466.55 × 5,227,745.70
  4. Step 4: Simplify right side
    8,586,977.70x = 67,335,803,620,756.34
  5. Step 5: Solve for x
    x = 67,335,803,620,756.34/8,586,977.70
  6. Step 6: Final answer
    x = 7,841,618.55

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.