Home / 6,876,347.70-10,314,521.55-5,679,621.30

Finding the Fourth Proportional to 6,876,347.70, 10,314,521.55 and 5,679,621.30

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Solution

The fourth proportional to 6,876,347.70, 10,314,521.55 and 5,679,621.30 is: 8,519,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,347.70 : 10,314,521.55 = 5,679,621.30 : x
  2. Step 2: Convert to fraction form
    6,876,347.70/10,314,521.55 = 5,679,621.30/x
  3. Step 3: Cross multiply
    6,876,347.70x = 10,314,521.55 × 5,679,621.30
  4. Step 4: Simplify right side
    6,876,347.70x = 58,582,576,294,689.02
  5. Step 5: Solve for x
    x = 58,582,576,294,689.02/6,876,347.70
  6. Step 6: Final answer
    x = 8,519,431.95

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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.